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jonen |
1.1 |
<?php |
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/** |
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* This contains the HTMLPageClass widget |
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* |
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jonen |
1.3 |
* $Id: HTMLPageClass.inc,v 1.25 2003/07/23 21:05:38 hemna Exp $ |
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jonen |
1.1 |
* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
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* @package phpHtmlLib |
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* |
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*/ |
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/** |
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* Get all the required files for this class |
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*/ |
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require_once($phphtmllib."/HTMLTagClass.inc"); |
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/** |
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* class the constructs and renders an entire |
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* HTML/XHTML document. |
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* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
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* @package phpHtmlLib |
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*/ |
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class HTMLPageClass { |
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/** |
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* HEADtag object that holds all content |
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* for the head. |
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* @var object |
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* @access private |
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*/ |
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var $_head = NULL; |
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/** |
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* TITLEtag object that holds the title |
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* of the page. |
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* @var object |
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* @access private |
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*/ |
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var $_title = NULL; |
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/** |
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* SCRIPTtag object that holds javascript |
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* code for the head tag. |
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* @var object |
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* @access private |
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*/ |
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var $_head_js = NULL; |
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/** |
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* STYLEtag object that holds css code |
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* for the head. |
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* @var object |
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* @access private |
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*/ |
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var $_head_style = NULL; |
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/** |
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* holds an array of LINKtag objects |
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* in the head tag that reference an |
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* external stylesheet file. |
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* @var array. |
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* @access private |
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*/ |
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var $_head_css_link_arr = array(); |
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/** |
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* holds an array of SCRIPTtag objects |
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* in the head tag that reference an |
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* an extern javascript file. |
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* @var array |
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* @access private |
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*/ |
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var $_head_js_link_arr = array(); |
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/** |
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* character set to be used in this |
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* page. This gets automatically |
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* placed in the Content-Type |
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* META tag. |
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* @var string |
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* @access private |
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*/ |
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var $_charset = "iso-8859-1"; |
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jonen |
1.3 |
|
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/** |
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* The encoding of the XHTML |
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* XML tag |
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*/ |
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var $_xml_encoding = "UTF-8"; |
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jonen |
1.1 |
/** |
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* BODYtag object that holds all content |
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* for the body tag. |
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* @var object |
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* @access private |
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*/ |
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var $_body = NULL; |
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/** |
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* DOCTYPEag object that sets the document |
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* type. This gets rendered prior to <html> |
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* @var object |
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* @access private |
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*/ |
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var $_doctype = NULL; |
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/** |
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* flag to tell the class to try and |
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* change the http headers to output |
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* document of type text, instead of |
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* html. This is helpfull for debugging. |
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* @var boolean |
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* @access private |
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*/ |
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var $_text_debug = FALSE; |
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/** |
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* This holds a FRAMESETtag object. |
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* This is used if the person is trying |
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* to render a frameset page. |
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* |
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* @var FRAMESETtag object. |
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* @access private |
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*/ |
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var $_frameset = NULL; |
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/** |
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* This holds the text used to display |
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* a body content when a browser doesn't |
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* support framesets |
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* |
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* @var string |
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* @access private |
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*/ |
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var $_noframes_text = "Sorry, your browser does not support frames"; |
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/** |
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* This holds the attributes for the |
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* <html> tag. |
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* |
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* @var array |
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*/ |
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var $_html_attributes = array(); |
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/** |
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* keeps track of which widgets we have |
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* automatically pulled in css for |
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* |
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* @var array |
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*/ |
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var $_widget_css_auto = array(); |
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/** |
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* keeps track of which widgets we have |
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* automatically pulled in js for |
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* |
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* @var array |
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*/ |
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var $_widget_js_auto = array(); |
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/** |
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* Holds the value of the indent |
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* style the user wants to render |
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* the page w/ |
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* |
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* @var int |
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*/ |
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var $_indent_style = 0; |
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/** |
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* Class Constructor |
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* @param mixed - $title Title string or TITLEtag object for the page. |
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* @param string - one of 3 types of html to render. Setting this will |
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* make the object declare the gobal define which tells |
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* all of the tag objects what type of html tags to render. |
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* some tags support special features. such as the <IMG> |
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* tag. If xhtml is selected, the the IMGtag object and all |
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* utility functions will not render "border=0" as a default |
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* attribute, since this is not proper xhtml. |
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* "html" - HTML 4.0 (default) |
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* "xhtml_transitional" - render xhtml instead of html |
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* - doctype is XHTML transitional. |
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* "xhtml_strict" - render xhtml instead of html 4.0. |
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* - doctype is XHTML strict. |
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* @param int - one of 2 types. INDENT_NICE or INDENT_LEFT_JUSTIFY |
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* This tells the page how to render the indenting of the |
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* output. By default it is set to INDENT_NICE, which nicely |
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* indents each nested tag. You can have all tags rendered |
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* left justified (smaller size in output) by using |
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* INDENT_LEFT_JUSTIFY |
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* |
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* @access public |
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*/ |
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function HTMLPageClass($title=NULL, $html_type=HTML, $indent_style=INDENT_NICE) { |
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switch ($html_type) { |
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case HTML: |
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default: |
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$this->build_doctype("-//W3C//DTD HTML 4.01 Transitional//EN"); |
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jonen |
1.3 |
$GLOBALS["HTML_RENDER_TYPE"] = HTML; |
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jonen |
1.1 |
break; |
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case XHTML_STRICT: |
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$this->build_doctype("-//W3C//DTD XHTML 1.0 Strict//EN", |
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jonen |
1.3 |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"); |
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$GLOBALS["HTML_RENDER_TYPE"] = XHTML_STRICT; |
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jonen |
1.1 |
$this->set_html_attributes( array( "xmlns" => "http://www.w3.org/1999/xhtml", |
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"xml:lang" => "en", |
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"lang" => "en") ); |
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break; |
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case XHTML: |
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case XHTML_TRANSITIONAL: |
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$this->build_doctype("-//W3C//DTD XHTML 1.0 Transitional//EN", |
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jonen |
1.3 |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"); |
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$GLOBALS["HTML_RENDER_TYPE"] = XHTML; |
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jonen |
1.1 |
$this->set_html_attributes( array( "xmlns" => "http://www.w3.org/1999/xhtml", |
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"xml:lang" => "en", |
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"lang" => "en") ); |
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break; |
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//What else needs to be done to properly support |
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//XHTML frameset? TODO LIST for 1.1 |
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case XHTML_FRAMESET: |
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$this->build_doctype("-//W3C//DTD XHTML 1.0 Frameset//EN", |
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jonen |
1.3 |
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd"); |
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$GLOBALS["HTML_RENDER_TYPE"] = XHTML_FRAMESET; |
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jonen |
1.1 |
break; |
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} |
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$this->_head = new HEADtag; |
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$this->_head_js = html_script(); |
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$this->_head_style = html_style(); |
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$this->_create_body(); |
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if ($title != NULL) { |
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$this->set_title( $title ); |
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} |
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$this->_indent_style = $indent_style; |
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} |
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//************************************************** |
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//* HEAD tag related functions |
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//************************************************** |
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/** |
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* this adds content to the head tag |
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* of the page |
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* |
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* @param mixed - any content to add |
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*/ |
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function add_head_content( ) { |
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$num_args = func_num_args(); |
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for ($i=0;$i<$num_args;$i++) { |
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$this->_head->add(func_get_arg($i)); |
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} |
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} |
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/** |
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* Same ass add_head_content() |
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* |
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* @deprecated - use add_head_content(); |
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*/ |
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function push_head_content( ) { |
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$args = func_get_args(); |
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call_user_func_array( array(&$this, "add_head_content"), $args); |
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} |
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/** |
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* adds raw javascript to the head which |
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* will automatically get wrapped in a |
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* <script language="JavaScript"> tag. |
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* @param mixed $content - raw javascript code to add to the head |
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*/ |
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function add_head_js( $content ) { |
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$this->_head_js->push( $content ); |
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} |
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/** |
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* Same ass add_head_js() |
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* |
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* @deprecated - use add_head_js(); |
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*/ |
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function push_head_js( $content ) { |
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$this->add_head_js( $content ); |
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} |
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/** |
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* this function adds raw css to the |
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* <head> tag. It will automatically |
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* be wrapped in a <style type="text/css"> |
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* |
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* @param string - the raw css |
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*/ |
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function add_head_css( $css ) { |
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$this->_head_style->push( $css ); |
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} |
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/** |
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* set the title of the page output. |
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* @param mixed $title - the title of the html page |
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* can be TITLEtag object. |
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* |
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*/ |
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function set_title( $title ) { |
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if (is_object($title)) { |
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if ($title->_tag == "title") { |
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$this->_title = $title; |
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} else { |
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//they did something funky here. |
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return -1; |
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} |
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} else { |
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$this->_title = html_title( $title ); |
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} |
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} |
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/** |
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* pushes a css external reference to the head area |
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* @param mixed $link - link tag object or $url for a css. |
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*/ |
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function add_css_link( $link ) { |
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if (is_object($link)) { |
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$css = $link; |
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} else { |
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$css = html_link($link, "stylesheet", "text/css"); |
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} |
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$this->_head_css_link_arr[] = $css; |
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} |
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342 |
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/** |
343 |
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* Same ass add_css_link() |
344 |
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* |
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* @deprecated - use add_css_link(); |
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*/ |
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function push_css_link( $link ) { |
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$this->add_css_link( $link ); |
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} |
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/** |
353 |
jonen |
1.3 |
* This adds a link to an external Javascript |
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* file, which will get rendered in the head. |
355 |
jonen |
1.1 |
* |
356 |
jonen |
1.3 |
* @param mixed $link - script tag object or $url of .js file. |
357 |
jonen |
1.1 |
*/ |
358 |
jonen |
1.3 |
function add_js_link( $link ) { |
359 |
jonen |
1.1 |
if (is_object($link)) { |
360 |
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$js = $link; |
361 |
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} else { |
362 |
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$js = html_script($link); |
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} |
364 |
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$this->_head_js_link_arr[] = $js; |
365 |
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} |
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/** |
368 |
jonen |
1.3 |
* same as add_js_link() |
369 |
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* |
370 |
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* @deprecated |
371 |
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*/ |
372 |
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function push_js_link( $link ) { |
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$this->add_js_link( $link ); |
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} |
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/** |
377 |
jonen |
1.1 |
* Automatically set a page meta tag refresh |
378 |
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* @param int $time - time in seconds to refresh |
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* @param string $url - the url to go to. |
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*/ |
381 |
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function set_refresh( $time, $url=NULL ) { |
382 |
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if ($url) { |
383 |
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$time .= ";url=$url"; |
384 |
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} |
385 |
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$this->push_head_content( html_meta($time, "refresh") ); |
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} |
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/** |
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* set the character set |
390 |
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* @param string $charset - the charset for the meta tag |
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* |
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*/ |
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function set_charset( $charset ) { |
394 |
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$this->_charset = $charset; |
395 |
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} |
396 |
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397 |
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/** |
398 |
jonen |
1.3 |
* This sets the encoding type for |
399 |
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* XHTML documents |
400 |
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* |
401 |
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* @param string - the encoding parameter |
402 |
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*/ |
403 |
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function set_encoding( $encoding ) { |
404 |
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$this->_xml_encoding = $encoding; |
405 |
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} |
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407 |
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/** |
408 |
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* This method sets the lang, and xml:lang |
409 |
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* setting in the HTML tag. |
410 |
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* |
411 |
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* @param string - the language |
412 |
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*/ |
413 |
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function set_language( $language ) { |
414 |
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$this->_html_attributes["xml:lang"] = $language; |
415 |
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$this->_html_attributes["lang"] = $language; |
416 |
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} |
417 |
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418 |
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/** |
419 |
jonen |
1.1 |
* This function is used to set the FRAMSETtag |
420 |
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* object for this page. This automatically |
421 |
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* sets the output for this page object to |
422 |
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* be a frameset. |
423 |
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* |
424 |
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* @param FRAMESETtag object - $frameset |
425 |
|
|
*/ |
426 |
|
|
function set_frameset( $frameset ) { |
427 |
|
|
if (is_object($frameset)) { |
428 |
|
|
if ($frameset->get_tag() == "frameset") { |
429 |
|
|
$this->_frameset = $frameset; |
430 |
|
|
} |
431 |
|
|
} |
432 |
|
|
} |
433 |
|
|
|
434 |
|
|
|
435 |
|
|
/** |
436 |
|
|
* This function returns the |
437 |
|
|
* attributes to be used for the |
438 |
|
|
* <html> tag. |
439 |
|
|
* |
440 |
|
|
* @return array(); |
441 |
|
|
*/ |
442 |
|
|
function get_html_attributes() { |
443 |
|
|
return $this->_html_attributes; |
444 |
|
|
} |
445 |
|
|
|
446 |
|
|
/** |
447 |
|
|
* This function sets the attributes |
448 |
|
|
* for the <html> tag |
449 |
|
|
* |
450 |
|
|
* @param array - the name=>value |
451 |
|
|
* pair for the |
452 |
|
|
* attributes |
453 |
|
|
*/ |
454 |
|
|
function set_html_attributes( $attributes ) { |
455 |
|
|
$this->_html_attributes = $attributes; |
456 |
jonen |
1.3 |
} |
457 |
jonen |
1.1 |
|
458 |
|
|
|
459 |
|
|
/** |
460 |
|
|
* this builds the content type meta tag. |
461 |
|
|
* |
462 |
|
|
*/ |
463 |
|
|
function _build_content_type_tag() { |
464 |
|
|
$content_type = "text/html; charset=" . $this->_charset; |
465 |
|
|
return html_meta($content_type, "Content-Type"); |
466 |
|
|
} |
467 |
|
|
|
468 |
|
|
//************************************************** |
469 |
|
|
//* BODY tag related functions |
470 |
|
|
//************************************************** |
471 |
|
|
|
472 |
|
|
|
473 |
|
|
/** |
474 |
|
|
* This function adds content to the <body> |
475 |
|
|
* area of the page. |
476 |
|
|
* |
477 |
|
|
* @param mixed - any # of parameters |
478 |
|
|
*/ |
479 |
|
|
function add() { |
480 |
|
|
$num_args = func_num_args(); |
481 |
|
|
for ($i=0;$i<$num_args;$i++) { |
482 |
|
|
$arg = func_get_arg($i); |
483 |
|
|
//see if the arg is an object |
484 |
|
|
//and a child of BaseWidget. |
485 |
|
|
if (is_object($arg) && is_subclass_of( $arg, "basewidget")) { |
486 |
|
|
//see if they have an js they need to include |
487 |
|
|
$js = ""; |
488 |
|
|
$js = $arg->get_javascript(); |
489 |
|
|
$class_name = get_class($arg); |
490 |
|
|
if ($js != "" && !$this->_widget_js_auto[$class_name]) { |
491 |
|
|
$this->add_head_js( str_replace(chr(9),'', $js) ); |
492 |
|
|
$this->_widget_js_auto[$class_name] = TRUE; |
493 |
|
|
} |
494 |
|
|
} |
495 |
|
|
$this->_body->add(func_get_arg($i)); |
496 |
|
|
} |
497 |
|
|
} |
498 |
|
|
|
499 |
|
|
/** |
500 |
|
|
* Same as add() |
501 |
|
|
* |
502 |
|
|
* @deprecated - use add() |
503 |
|
|
* |
504 |
|
|
*/ |
505 |
|
|
function push( ) { |
506 |
|
|
$args = func_get_args(); |
507 |
|
|
call_user_func_array( array(&$this, "add"), $args); |
508 |
|
|
} |
509 |
|
|
|
510 |
|
|
/** |
511 |
|
|
* Adds the content reference to the <body> |
512 |
|
|
* tag for later use. |
513 |
|
|
* |
514 |
|
|
* @param mixed $content - content to add |
515 |
|
|
*/ |
516 |
|
|
function add_reference( &$content ) { |
517 |
|
|
$this->_body->push_reference( $content ); |
518 |
|
|
} |
519 |
|
|
|
520 |
|
|
/** |
521 |
|
|
* Same as add() |
522 |
|
|
* |
523 |
|
|
* @deprecated - use add() |
524 |
|
|
* |
525 |
|
|
*/ |
526 |
|
|
function push_reference( &$content ) { |
527 |
|
|
$this->add_reference( $content ); |
528 |
|
|
} |
529 |
|
|
|
530 |
|
|
/** |
531 |
|
|
* This is responsible for creating the |
532 |
|
|
* BODYtag object. We only will |
533 |
|
|
* create a new $this->_body if it doesn't |
534 |
|
|
* already exist. |
535 |
|
|
* |
536 |
|
|
*/ |
537 |
|
|
function _create_body() { |
538 |
|
|
if ($this->_body == NULL) { |
539 |
|
|
$this->_body = new BODYtag; |
540 |
jonen |
1.3 |
//$this->_body->add( " " ); |
541 |
jonen |
1.1 |
} |
542 |
|
|
} |
543 |
|
|
|
544 |
|
|
/** |
545 |
|
|
* set attributes of body tag |
546 |
|
|
* @param array $attributes the name=>value pairs |
547 |
|
|
* |
548 |
|
|
*/ |
549 |
|
|
function set_body_attributes( $attributes ) { |
550 |
|
|
if (!is_object( $this->_body )) { |
551 |
|
|
$this->_create_body(); |
552 |
|
|
} |
553 |
|
|
$this->_body->set_tag_attributes( $attributes ); |
554 |
|
|
} |
555 |
|
|
|
556 |
|
|
/** |
557 |
|
|
* This function is used to build the DOCTYPE |
558 |
|
|
* tag for the page. It will automatically |
559 |
|
|
* create a DOCTYPE with a document_element of "html" |
560 |
|
|
* and a source of "PUBLIC" |
561 |
|
|
* |
562 |
|
|
* @param string - link1 |
563 |
|
|
* @param string - link2 |
564 |
|
|
*/ |
565 |
|
|
function build_doctype($link1, $link2=NULL) { |
566 |
|
|
$this->_doctype = xml_doctype("html", "PUBLIC", $link1, $link2); |
567 |
|
|
} |
568 |
|
|
|
569 |
|
|
//************************************************** |
570 |
|
|
//* General functions |
571 |
|
|
//************************************************** |
572 |
|
|
|
573 |
|
|
/** |
574 |
|
|
* set the $_text_debug flag |
575 |
|
|
* @param $flag - boolean. |
576 |
|
|
*/ |
577 |
|
|
function set_text_debug( $flag ) { |
578 |
|
|
$this->_text_debug = $flag; |
579 |
|
|
} |
580 |
|
|
|
581 |
|
|
|
582 |
|
|
//************************************************** |
583 |
|
|
//* RENDERING of content related functions |
584 |
|
|
//************************************************** |
585 |
|
|
|
586 |
|
|
/** |
587 |
|
|
* builds the head object and its content. |
588 |
|
|
* |
589 |
|
|
*/ |
590 |
|
|
function _build_head() { |
591 |
|
|
|
592 |
|
|
$this->_head->add( $this->_build_content_type_tag() ); |
593 |
|
|
|
594 |
jonen |
1.3 |
if ($this->_title) { |
595 |
|
|
$this->_head->add( $this->_title ); |
596 |
|
|
} |
597 |
|
|
|
598 |
jonen |
1.1 |
if ( $this->_head_style->count_content() ) { |
599 |
|
|
$this->_head->add( $this->_head_style ); |
600 |
|
|
} |
601 |
|
|
if ( $this->_head_js->count_content() ) { |
602 |
|
|
$this->_head->add( $this->_head_js ); |
603 |
|
|
} |
604 |
|
|
|
605 |
|
|
if (count($this->_head_css_link_arr)) { |
606 |
|
|
foreach( $this->_head_css_link_arr as $css) { |
607 |
|
|
$this->_head->add( $css ); |
608 |
|
|
} |
609 |
|
|
} |
610 |
|
|
|
611 |
|
|
if (count($this->_head_js_link_arr)) { |
612 |
|
|
foreach( $this->_head_js_link_arr as $js) { |
613 |
|
|
$this->_head->add( $js ); |
614 |
|
|
} |
615 |
|
|
} |
616 |
|
|
} |
617 |
|
|
|
618 |
|
|
/** |
619 |
|
|
* This builds a frameset body tag |
620 |
|
|
* wrapped in a <noframes> tag. |
621 |
|
|
* |
622 |
|
|
* @return NOFRAMEStag object. |
623 |
|
|
*/ |
624 |
|
|
function _frameset_wrap_body() { |
625 |
|
|
$noframes = new NOFRAMEStag; |
626 |
|
|
$body = new BODYtag; |
627 |
|
|
$body->add( $this->_noframes_text ); |
628 |
|
|
$noframes->add( $body ); |
629 |
|
|
return $noframes; |
630 |
|
|
} |
631 |
|
|
|
632 |
|
|
/** |
633 |
|
|
* render the page. |
634 |
|
|
* |
635 |
|
|
* |
636 |
|
|
* @return string the raw html output. |
637 |
|
|
*/ |
638 |
|
|
function render() { |
639 |
|
|
|
640 |
|
|
//lets use ourself to render the debug page! |
641 |
|
|
if ($this->_text_debug) { |
642 |
|
|
$page = new HTMLPageClass; |
643 |
|
|
$page->add_css_link("/phphtmllib/css/HTMLPageClass.css"); |
644 |
|
|
} |
645 |
|
|
|
646 |
jonen |
1.3 |
$newline = " "; |
647 |
jonen |
1.1 |
$attributes = $this->get_html_attributes(); |
648 |
|
|
$html = new HTMLtag( $attributes ); |
649 |
|
|
$html->add( $newline ); |
650 |
|
|
$this->_build_head(); |
651 |
|
|
$html->add( $this->_head ); |
652 |
|
|
|
653 |
|
|
//Check to see if we are rendering |
654 |
|
|
//a frameset page. |
655 |
|
|
if ($this->_frameset != NULL) { |
656 |
|
|
//Looks like they have set the frameset |
657 |
|
|
//member, so we are rendering a frameset |
658 |
|
|
//we will automatically wrap the <body> |
659 |
|
|
$html->add( $newline ); |
660 |
|
|
$html->add( $this->_frameset ); |
661 |
|
|
$html->add( $newline ); |
662 |
|
|
$html->add( $this->_frameset_wrap_body() ); |
663 |
|
|
} else { |
664 |
|
|
$html->add( $newline ); |
665 |
jonen |
1.3 |
//$this->_body->add( $newline ); |
666 |
jonen |
1.1 |
$html->add( $this->_body ); |
667 |
|
|
} |
668 |
|
|
|
669 |
|
|
$html-> add( $newline ); |
670 |
|
|
|
671 |
|
|
if ($this->_text_debug) { |
672 |
jonen |
1.3 |
if ($GLOBALS["HTML_RENDER_TYPE"] == XHTML_STRICT) { |
673 |
jonen |
1.1 |
$xml = new XMLtag(array("version" => "1.0", |
674 |
jonen |
1.3 |
"encoding"=>$this->_xml_encoding)); |
675 |
jonen |
1.1 |
$page->add( $xml->render(0,1) ); |
676 |
|
|
} |
677 |
|
|
$page->add( $this->_doctype->render(0,1) ); |
678 |
|
|
$page->add( $html->render($this->_indent_style,1) ); |
679 |
|
|
return $page->render(); |
680 |
|
|
} else { |
681 |
|
|
$output = ''; |
682 |
jonen |
1.3 |
if ($GLOBALS["HTML_RENDER_TYPE"] == XHTML_STRICT) { |
683 |
jonen |
1.1 |
$xml = new XMLtag(array("version" => "1.0", |
684 |
jonen |
1.3 |
"encoding"=>$this->_xml_encoding)); |
685 |
jonen |
1.1 |
$output = $xml->render(0); |
686 |
|
|
} |
687 |
|
|
$output .= $this->_doctype->render(); |
688 |
|
|
$output .= $html->render($this->_indent_style); |
689 |
|
|
return $output; |
690 |
|
|
} |
691 |
|
|
} |
692 |
|
|
} |
693 |
|
|
|
694 |
|
|
|
695 |
|
|
?> |