| 1 | <? | 
| 2 | /* | 
| 3 | ##    ----------------------------------------------------------------- | 
| 4 | ##    $Id: TableBrowser.php,v 1.3 2002/12/23 11:29:49 jonen Exp $ | 
| 5 | ##    ------------------------------------------------------------------ | 
| 6 | ##    $Log: TableBrowser.php,v $ | 
| 7 | ##    Revision 1.3  2002/12/23 11:29:49  jonen | 
| 8 | ##    + disabled save state to session var, cause this doesn't support | 
| 9 | ##       more than one TB paging settings | 
| 10 | ## | 
| 11 | ##    Revision 1.2  2002/12/18 22:38:49  jonen | 
| 12 | ##    + added (semi-, needs rework!) paging of case 'list' | 
| 13 | ## | 
| 14 | ##    Revision 1.1  2002/12/06 04:11:58  joko | 
| 15 | ##    + initial check-in - moved here from core-lib | 
| 16 | ## | 
| 17 | ##    Revision 1.9  2002/12/05 23:15:51  cvsjoko | 
| 18 | ##    + added handler for iterating through 'list's (very normal arrays) | 
| 19 | ## | 
| 20 | ##    Revision 1.8  2002/10/09 00:43:48  cvsjoko | 
| 21 | ##    + bugfix: don't do errors if form-declaration does not exist | 
| 22 | ## | 
| 23 | ##    Revision 1.7  2002/07/04 08:06:50  cvsmax | 
| 24 | ##    + integrate 'table-browser' to gui-layout and code | 
| 25 | ##    + create 'account_betsTB.page' | 
| 26 | ##    + create 'home_account.page' | 
| 27 | ## | 
| 28 | ##    Revision 1.6  2002/07/03 14:09:51  cvsmax | 
| 29 | ##    + purged old code | 
| 30 | ## | 
| 31 | ##    Revision 1.5  2002/06/30 01:43:09  cvsjoko | 
| 32 | ##    + modified sort-order (now: up => ascending, down => descending) | 
| 33 | ##    + isOnFirstPage, isOnLastPage | 
| 34 | ## | 
| 35 | ##    Revision 1.4  2002/06/29 23:59:40  cvsjoko | 
| 36 | ##    + conversion to unix | 
| 37 | ## | 
| 38 | ##    Revision 1.3  2002/06/29 23:55:32  cvsjoko | 
| 39 | ##    + column-sorting | 
| 40 | ## | 
| 41 | ##    Revision 1.2  2002/06/29 08:31:55  cvsjoko | 
| 42 | ##    + paging | 
| 43 | ## | 
| 44 | ##    Revision 1.1  2002/06/29 02:53:37  cvsjoko | 
| 45 | ##    no message | 
| 46 | ## | 
| 47 | ## | 
| 48 | ##    ------------------------------------------------------------------ | 
| 49 | */ | 
| 50 |  | 
| 51 | // to be used in two different cases: | 
| 52 | // - iterating through db-resultsets | 
| 53 | // - iterating through form-definitions | 
| 54 |  | 
| 55 | class TableBrowser { | 
| 56 |  | 
| 57 | // identification (for storing data to session-variable) | 
| 58 | var $ident; | 
| 59 |  | 
| 60 | // current status of TableEditor | 
| 61 | var $status; | 
| 62 |  | 
| 63 | // (temporary) buffer | 
| 64 | var $buffer; | 
| 65 |  | 
| 66 | function TableBrowser( $ident, $args = array() )  { | 
| 67 |  | 
| 68 | // register session-var, if not yet done | 
| 69 | global $table_state; | 
| 70 | // TODO: if save state in session, each TableBrowser 'MUST' have | 
| 71 | //           its own session-var to support more than one TB at session | 
| 72 | if (!session_is_registered('table_state')) { | 
| 73 | session_register('table_state'); | 
| 74 | } | 
| 75 |  | 
| 76 | //print "table_state: " . Dumper($table_state) . "<br>"; | 
| 77 |  | 
| 78 | // store ident to object-variable | 
| 79 | $this->ident = $ident; | 
| 80 | // store given args to object-variables | 
| 81 | foreach($args as $key => $value) { | 
| 82 | $this->$key = $value; | 
| 83 | } | 
| 84 | // mixin args to object-variables | 
| 85 | if ($args[mixin]) { | 
| 86 | foreach($args[mixin] as $key => $value) { | 
| 87 | $this->$key = $value; | 
| 88 | } | 
| 89 | } | 
| 90 |  | 
| 91 | // store paging-info to session | 
| 92 | if ($this->reset || !$table_state[$this->ident][paging]) { | 
| 93 | $table_state[$this->ident][paging] = $this->paging; | 
| 94 | } | 
| 95 | // store sorting-info to session | 
| 96 | if ($this->reset || !$table_state[$this->ident][sorting]) { | 
| 97 | $table_state[$this->ident][sorting] = $this->sorting; | 
| 98 | } | 
| 99 |  | 
| 100 | // modify paging-vars with control-vars | 
| 101 | $control_paging = $_GET[t]; | 
| 102 | if ($control_paging) { | 
| 103 | $pagenumber = $table_state[$this->ident][paging][page]; | 
| 104 | $pagenumber_max = $table_state[$this->ident][paging][pagemax]; | 
| 105 | switch ($control_paging) { | 
| 106 | case 'pl': | 
| 107 | if ($pagenumber > 0) { $pagenumber--; } | 
| 108 | break; | 
| 109 | case 'pr': | 
| 110 | if ($pagenumber_max && ($pagenumber < $pagenumber_max) ) { $pagenumber++; } | 
| 111 | break; | 
| 112 | } | 
| 113 | $table_state[$this->ident][paging][page] = $pagenumber; | 
| 114 | } | 
| 115 |  | 
| 116 | // modify sorting-vars with control-vars | 
| 117 | $control_sorting_down = $_GET[sd]; | 
| 118 | $control_sorting_up = $_GET[su]; | 
| 119 | // TODO: multiple-column-sorting | 
| 120 | if ($control_sorting_down) { | 
| 121 | $table_state[$this->ident][sorting][column] = $control_sorting_down; | 
| 122 | $table_state[$this->ident][sorting][way] = 'down'; | 
| 123 | } | 
| 124 | if ($control_sorting_up) { | 
| 125 | $table_state[$this->ident][sorting][column] = $control_sorting_up; | 
| 126 | $table_state[$this->ident][sorting][way] = 'up'; | 
| 127 | } | 
| 128 |  | 
| 129 | } | 
| 130 |  | 
| 131 |  | 
| 132 | function getContent() { | 
| 133 |  | 
| 134 | global $table_state; | 
| 135 |  | 
| 136 | # get some args from object-vars | 
| 137 | $callback_head = $this->head_callback; | 
| 138 | $callback_row = $this->row_callback; | 
| 139 |  | 
| 140 | $paging = $table_state[$this->ident][paging]; | 
| 141 | $sorting = $table_state[$this->ident][sorting]; | 
| 142 |  | 
| 143 | # check if result from mysql or result is abstract form definition | 
| 144 | switch ($this->type) { | 
| 145 | case 'dbtable': | 
| 146 |  | 
| 147 | // get base sql-string | 
| 148 | $sql = $this->sqlbase; | 
| 149 |  | 
| 150 | // modify sql (filters) | 
| 151 | if (count($this->filters)) { | 
| 152 | foreach($this->filters as $field => $criteria) { | 
| 153 | $sql .= " AND $field $criteria"; | 
| 154 | } | 
| 155 | $sql .= $sql_add; | 
| 156 | } | 
| 157 |  | 
| 158 | // modify sql (sorting) | 
| 159 | if ($sorting[enabled] && $sorting[column]) { | 
| 160 | switch ($sorting[way]) { | 
| 161 | case 'up': | 
| 162 | $sorting_way_sql = 'ASC'; | 
| 163 | break; | 
| 164 | case 'down': | 
| 165 | $sorting_way_sql = 'DESC'; | 
| 166 | break; | 
| 167 | } | 
| 168 | $sql_add = " ORDER BY $sorting[column] $sorting_way_sql"; | 
| 169 | $sql .= $sql_add; | 
| 170 | } | 
| 171 |  | 
| 172 | // modify sql (paging) | 
| 173 | if ($paging[enabled]) { | 
| 174 | // get count of rows | 
| 175 | $res = send_sql($sql); | 
| 176 | // store maxpages | 
| 177 | //$table_state[$this->ident][paging][pagemax] = (mysql_num_rows($res) / $this->paging[pagesize]) - 1; | 
| 178 | $table_state[$this->ident][paging][pagemax] = round(mysql_num_rows($res) / $this->paging[pagesize]) - 1; | 
| 179 | $sql_add = " LIMIT " . $paging[page] * $paging[pagesize] . ", " . $paging[pagesize] * 1; | 
| 180 | $sql .= $sql_add; | 
| 181 | } | 
| 182 |  | 
| 183 | // header | 
| 184 | if ($this->sorting[enabled]) { | 
| 185 | for ($i = 0; $i <= count($this->fields); $i++) { | 
| 186 | $key = $this->fields[$i]; | 
| 187 | $row[$key] = $this->captions[$i]; | 
| 188 | $sort[$key][up][urlpart] = $this->getLinkPart('SortUp', $key); | 
| 189 | $sort[$key][down][urlpart] = $this->getLinkPart('SortDown', $key); | 
| 190 | } | 
| 191 | $this->buffer .= $callback_head($row, $sort) . "\n"; | 
| 192 | } | 
| 193 |  | 
| 194 | // issue sql-command | 
| 195 | //print $sql . "<br>"; | 
| 196 | $res = send_sql($sql); | 
| 197 | // iterate through database-result | 
| 198 | while($row = mysql_fetch_array($res, MYSQL_ASSOC)) { | 
| 199 | $this->buffer .= $callback_row($row) . "\n"; | 
| 200 | } | 
| 201 | break; | 
| 202 |  | 
| 203 | case 'form_def': | 
| 204 | # iterate through form-definition | 
| 205 | if (!is_array($this->handle)) { | 
| 206 | // TODO: use $this->debug! | 
| 207 | if ($this->debug) { | 
| 208 | print "missing form definition<br>"; | 
| 209 | } | 
| 210 | return; | 
| 211 | } | 
| 212 | reset($this->handle); | 
| 213 | while($row = current($this->handle)) { | 
| 214 | if (!$this->filters[keys] || in_array($row[title], $this->filters[keys])) { | 
| 215 | $this->buffer .= $callback_row($row) . "\n"; | 
| 216 | } | 
| 217 | next($this->handle); | 
| 218 | } | 
| 219 | break; | 
| 220 |  | 
| 221 | case 'list': | 
| 222 | # iterate through form-definition | 
| 223 | if (!is_array($this->handle)) { | 
| 224 | // TODO: use $this->debug! | 
| 225 | if ($this->debug) { | 
| 226 | print "missing handle!<br>"; | 
| 227 | } | 
| 228 | return; | 
| 229 | } | 
| 230 | reset($this->handle); | 
| 231 |  | 
| 232 | // modify sql (paging) | 
| 233 | if ($paging[enabled]) { | 
| 234 | // get count of rows | 
| 235 | // store maxpages | 
| 236 | //$table_state[$this->ident][paging][pagemax] = (mysql_num_rows($res) / $this->paging[pagesize]) - 1; | 
| 237 | //$table_state[$this->ident][paging][pagemax] = round(count($this->handle) / $this->paging[pagesize]) - 1; | 
| 238 | if(round(count($this->handle) / $this->paging[pagesize]) > count($this->handle) / $this->paging[pagesize]) { | 
| 239 | $table_state[$this->ident][paging][pagemax] = round(count($this->handle) / $this->paging[pagesize]) -1; | 
| 240 | } else { | 
| 241 | $table_state[$this->ident][paging][pagemax] = round(count($this->handle) / $this->paging[pagesize]); | 
| 242 | } | 
| 243 | $idx_start = $paging[page] * $paging[pagesize]; | 
| 244 | for ($i = $idx_start; $i > 0; $i--) { | 
| 245 | next($this->handle); | 
| 246 | } | 
| 247 | } | 
| 248 |  | 
| 249 | $counter = 0; | 
| 250 | while($row = current($this->handle)) { | 
| 251 | if (!$this->filters[keys] || in_array($row[title], $this->filters[keys])) { | 
| 252 | $this->buffer .= $callback_row($row) . "\n"; | 
| 253 | } | 
| 254 | next($this->handle); | 
| 255 | $counter++; | 
| 256 | if ($paging[pagesize] == $counter) { | 
| 257 | break; | 
| 258 | } | 
| 259 | } | 
| 260 | break; | 
| 261 |  | 
| 262 | } | 
| 263 |  | 
| 264 | return $this->buffer; | 
| 265 | } | 
| 266 |  | 
| 267 | function getLinkPart($key, $arg = '') { | 
| 268 | switch($key) { | 
| 269 | case 'PageLeft': | 
| 270 | return '&t=pl'; | 
| 271 | break; | 
| 272 | case 'PageRight': | 
| 273 | return '&t=pr'; | 
| 274 | break; | 
| 275 | case 'SortDown': | 
| 276 | return '&sd=' . $arg; | 
| 277 | break; | 
| 278 | case 'SortUp': | 
| 279 | return '&su=' . $arg; | 
| 280 | break; | 
| 281 | } | 
| 282 | } | 
| 283 |  | 
| 284 | function needsPagingControl() { | 
| 285 | global $table_state; | 
| 286 | $paging = $table_state[$this->ident][paging]; | 
| 287 | return $paging[enabled]; | 
| 288 | } | 
| 289 |  | 
| 290 | function isOnFirstPage() { | 
| 291 | global $table_state; | 
| 292 | //print "p: " . $table_state[$this->ident][paging][page] . "<br>"; | 
| 293 | return ($table_state[$this->ident][paging][page] == 0); | 
| 294 | } | 
| 295 |  | 
| 296 | function isOnLastPage() { | 
| 297 | global $table_state; | 
| 298 | //print "p: " . $table_state[$this->ident][paging][page] . "<br>"; | 
| 299 | //print "pm: " . $table_state[$this->ident][paging][pagemax] . "<br>"; | 
| 300 | return ($table_state[$this->ident][paging][page] == $table_state[$this->ident][paging][pagemax]); | 
| 301 | } | 
| 302 |  | 
| 303 | } | 
| 304 |  | 
| 305 | ?> |