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1 | <?php |
2 | /*************************************************************************** |
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3 | * Copyright (C) 2003-2007 Polytechnique.org * |
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4 | * http://opensource.polytechnique.org/ * |
5 | * * |
6 | * This program is free software; you can redistribute it and/or modify * |
7 | * it under the terms of the GNU General Public License as published by * |
8 | * the Free Software Foundation; either version 2 of the License, or * |
9 | * (at your option) any later version. * |
10 | * * |
11 | * This program is distributed in the hope that it will be useful, * |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
14 | * GNU General Public License for more details. * |
15 | * * |
16 | * You should have received a copy of the GNU General Public License * |
17 | * along with this program; if not, write to the Free Software * |
18 | * Foundation, Inc., * |
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
20 | ***************************************************************************/ |
21 | |
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22 | class PLTableEditor |
23 | { |
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24 | // the plat/al name of the page |
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25 | public $pl; |
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26 | // the table name |
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27 | public $table; |
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28 | // joint tables to delete when deleting an entry |
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29 | public $jtables = array(); |
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30 | // sorting field |
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31 | public $sort = array(); |
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32 | // the id field |
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33 | public $idfield; |
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34 | // possibility to edit the field |
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35 | public $idfield_editable; |
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36 | // vars |
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37 | public $vars; |
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38 | // number of displayed fields |
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39 | public $nbfields; |
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40 | // the field for sorting entries |
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41 | public $sortfield; |
42 | public $sortdesc = false; |
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43 | // action to do to delete row: |
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44 | // null => delete effectively, false => no deletion, SQL |
45 | public $delete_action; |
46 | public $delete_message; |
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47 | // Should "Save" button return to the list view |
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48 | public $auto_return = true; |
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49 | |
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50 | /* table editor for platal |
51 | * $plname : the PLname of the page, ex: admin/payments |
52 | * $table : the table to edit, ex: profile_medals |
53 | * $idfield : the field of the table which is the id, ex: id |
54 | * $editid : is the id editable or not (if not, it is considered as an int) |
55 | */ |
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56 | public function __construct($plname, $table, $idfield, $editid=false) |
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57 | { |
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58 | $this->pl = $plname; |
59 | $this->table = $table; |
60 | $this->idfield = $idfield; |
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61 | $this->sortfield = $idfield; |
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62 | $this->idfield_editable = $editid; |
63 | $r = XDB::iterator("SHOW COLUMNS FROM $table"); |
64 | $this->vars = array(); |
65 | while ($a = $r->next()) { |
66 | // desc will be the title of the column |
67 | $a['desc'] = $a['Field']; |
68 | $a['display'] = true; |
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69 | |
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70 | if (substr($a['Type'],0,8) == 'varchar(') { |
71 | // limit editing box size |
72 | $a['Size'] = $a['Maxlength'] = substr($a['Type'], 8, strlen($a['Type']) - 9); |
73 | if ($a['Size'] > 40) $a['Size'] = 40; |
74 | // if too big, put a textarea |
75 | $a['Type'] = ($a['Maxlength']<200)?'varchar':'varchar200'; |
76 | } |
77 | elseif ($a['Type'] == 'text' || $a['Type'] == 'mediumtext') |
78 | $a['Type'] = 'textarea'; |
79 | elseif (substr($a['Type'],0,4) == 'set(') { |
80 | // get the list of options |
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81 | $a['List'] = explode('§',str_replace("','","§",substr($a['Type'], 5, strlen($a['Type']) - 7))); |
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82 | if (count($a['List']) == 1) { |
83 | $a['Type'] = 'checkbox'; |
84 | $a['Value'] = $a['List'][0]; |
85 | } else { |
86 | $a['Type'] = 'set'; |
87 | } |
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88 | } |
89 | elseif (substr($a['Type'],0,5) == 'enum(') { |
90 | // get the list of options |
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91 | $a['List'] = explode('§',str_replace("','","§",substr($a['Type'], 6, strlen($a['Type']) - 8))); |
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92 | $a['Type'] = 'enum'; |
93 | } |
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94 | elseif (substr($a['Type'],0,10) == 'timestamp(' || $a['Type'] == 'datetime') { |
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95 | $a['Type'] = 'timestamp'; |
96 | } |
97 | |
98 | $this->vars[$a['Field']] = $a; |
99 | } |
100 | $this->vars[$idfield]['desc'] = 'id'; |
101 | } |
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102 | |
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103 | // called before creating a new entry |
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104 | private function prepare_new() |
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105 | { |
106 | $entry = array(); |
107 | foreach ($this->vars as $field => $descr) { |
108 | $entry[$field] = $descr['Default']; |
109 | } |
110 | return $this->prepare_edit($entry); |
111 | } |
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112 | |
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113 | // called before editing $entry |
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114 | private function prepare_edit(&$entry) |
115 | { |
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116 | foreach ($this->vars as $field => $descr) { |
117 | if ($descr['Type'] == 'set') { |
118 | // get the list of options selected |
119 | $selected = explode(',', $entry[$field]); |
120 | $entry[$field] = array(); |
121 | foreach ($selected as $option) |
122 | $entry[$field][$option] = 1; |
123 | } |
124 | if ($descr['Type'] == 'timestamp') { |
125 | // set readable timestamp |
126 | $date =& $entry[$field]; |
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127 | $date = preg_replace('/([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})/', '\3/\2/\1 \4:\5:\6', $date); |
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128 | } |
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129 | if ($descr['Type'] == 'date') { |
130 | $date =& $entry[$field]; |
131 | $date = preg_replace('/([0-9]{4})-?([0-9]{2})-?([0-9]{2})/', '\3/\2/\1', $date); |
132 | } |
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133 | } |
134 | return $entry; |
135 | } |
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136 | |
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137 | // set whether the save button show redirect to list view or edit view |
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138 | public function list_on_edit($var) |
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139 | { |
140 | $this->auto_return = $var; |
141 | } |
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142 | |
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143 | // change display of a field |
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144 | public function describe($name, $desc, $display) |
145 | { |
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146 | $this->vars[$name]['desc'] = $desc; |
147 | $this->vars[$name]['display'] = $display; |
148 | } |
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149 | |
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150 | // add a join table, when deleting a row corresponding entries will be deleted in these tables |
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151 | public function add_join_table($name,$joinid,$joindel,$joinextra="") |
152 | { |
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153 | if ($joindel) |
154 | $this->jtables[$name] = array("joinid" => $joinid,"joinextra" => $joinextra?(" AND ".$joinextra):""); |
155 | } |
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156 | |
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157 | // add a sort key |
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158 | public function add_sort_field($key, $desc = false, $default = false) |
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159 | { |
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160 | if ($default) { |
161 | $this->sortfield = $key . ($desc ? ' DESC' : ''); |
162 | } else { |
163 | $this->sort[] = $key . ($desc ? ' DESC' : ''); |
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164 | } |
165 | } |
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166 | |
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167 | // set an action when trying to delete row |
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168 | public function on_delete($action = NULL, $message = NULL) |
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169 | { |
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170 | $this->delete_action = $action; |
171 | $this->delete_message = $message; |
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172 | } |
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173 | |
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174 | // call when done |
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175 | public function apply(PlatalPage &$page, $action, $id = false) |
176 | { |
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177 | $page->changeTpl('core/table-editor.tpl'); |
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178 | $list = true; |
179 | if ($action == 'delete') { |
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180 | if (!isset($this->delete_action)) { |
181 | foreach ($this->jtables as $table => $j) |
182 | XDB::execute("DELETE FROM {$table} WHERE {$j['joinid']} = {?}{$j['joinextra']}", $id); |
183 | XDB::execute("DELETE FROM {$this->table} WHERE {$this->idfield} = {?}",$id); |
184 | $page->trig("L'entrée ".$id." a été supprimée."); |
185 | } else if ($this->delete_action) { |
186 | XDB::execute($this->delete_action, $id); |
187 | if (isset($this->delete_message)) { |
188 | $page->trig($this->delete_message); |
189 | } else { |
190 | $page->trig("L'entrée ".$id." a été supprimée."); |
191 | } |
192 | } else { |
193 | $page->trig("Impossible de supprimer l'entrée."); |
194 | } |
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195 | } |
196 | if ($action == 'edit') { |
197 | $r = XDB::query("SELECT * FROM {$this->table} WHERE {$this->idfield} = {?}",$id); |
198 | $entry = $r->fetchOneAssoc(); |
199 | $page->assign('entry', $this->prepare_edit($entry)); |
200 | $page->assign('id', $id); |
201 | $list = false; |
202 | } |
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203 | if ($action == 'massadd') { |
204 | $importer = new CSVImporter($this->table, $this->idfield_editable ? $this->idfield : null); |
205 | $fields = array(); |
206 | foreach ($this->vars as $field=>$descr) { |
207 | if ($this->idfield_editable || $field != $this->idfield) { |
208 | $fields[] = $field; |
209 | $importer->describe($field, @$descr['desc']); |
210 | } |
211 | } |
212 | $page->assign('massadd', true); |
213 | $importer->apply($page, $this->pl . '/massadd', $fields); |
214 | $list = false; |
215 | } |
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216 | if ($action == 'new') { |
217 | if (!$this->idfield_editable) { |
218 | $r = XDB::query("SELECT MAX({$this->idfield})+1 FROM {$this->table}"); |
219 | $page->assign('id', $r->fetchOneCell()); |
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220 | $page->assign('entry', $this->prepare_new()); |
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221 | } |
222 | $list = false; |
223 | } |
224 | if ($action == 'update') { |
225 | $values = ""; |
226 | $cancel = false; |
227 | foreach ($this->vars as $field => $descr) { |
228 | if ($values) $values .= ','; |
229 | if (($field == $this->idfield) && !$this->idfield_editable) |
230 | $val = "'".addslashes($id)."'"; |
231 | elseif ($descr['Type'] == 'set') { |
232 | $val = ""; |
233 | if (Post::has($field)) foreach (Post::v($field) as $option) { |
234 | if ($val) $val .= ','; |
235 | $val .= $option; |
236 | } |
237 | $val = "'".addslashes($val)."'"; |
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238 | } elseif ($descr['Type'] == 'checkbox') { |
239 | $val = Post::has($field)?"'".addslashes($descr['Value'])."'":"''"; |
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240 | } elseif (Post::has($field)) { |
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241 | $val = Post::v($field); |
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242 | if ($descr['Type'] == 'timestamp') { |
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243 | $val = preg_replace('/([0-9]{1,2})\/([0-9]{1,2})\/([0-9]{4}) ([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2})/', '\3\2\1\4\5\6', $val); |
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244 | } |
245 | elseif ($descr['Type'] == 'date') { |
246 | $val = preg_replace('/([0-9]{1,2})\/([0-9]{1,2})\/([0-9]{4})/', '\3-\2-\1', $val); |
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247 | } |
248 | $val = "'".addslashes($val)."'"; |
249 | } else { |
250 | $cancel = true; |
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251 | $page->trig("Il manque le champ ".$field); |
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252 | } |
253 | $values .= $val; |
254 | } |
255 | if (!$cancel) { |
256 | if ($this->idfield_editable && ($id != Post::v($this->idfield)) && $action != 'new') |
257 | XDB::execute("UPDATE {$this->table} SET {$this->idfield} = {?} WHERE {$this->idfield} = {?}", Post::v($this->idfield), $id); |
258 | XDB::execute("REPLACE INTO {$this->table} VALUES ($values)"); |
259 | if ($id !== false) |
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260 | $page->trig("L'entrée ".$id." a été mise à jour."); |
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261 | else { |
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262 | $page->trig("Une nouvelle entrée a été créée."); |
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263 | $id = XDB::insertId(); |
264 | } |
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265 | } else |
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266 | $page->trig("Impossible de mette à jour."); |
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267 | if (!$this->auto_return) { |
268 | return $this->apply($page, 'edit', $id); |
269 | } |
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270 | } |
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271 | if ($action == 'sort') { |
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272 | $this->sortfield = $id; |
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273 | } |
274 | if ($action == 'sortdesc') { |
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275 | $this->sortfield = $id.' DESC'; |
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276 | } |
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277 | if ($list) { |
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278 | // user can sort by field by clicking the title of the column |
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279 | if (isset($this->sortfield)) { |
280 | // add this sort order after the others (chosen by dev) |
281 | $this->add_sort_field($this->sortfield); |
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282 | if (substr($this->sortfield,-5) == ' DESC') { |
283 | $this->sortfield = substr($this->sortfield,0,-5); |
284 | $this->sortdesc = true; |
285 | } |
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286 | } |
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287 | if (count($this->sort) > 0) { |
288 | $sort = 'ORDER BY ' . join($this->sort, ','); |
289 | } |
290 | $it = XDB::iterator("SELECT * FROM {$this->table} $sort"); |
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291 | $this->nbfields = 0; |
292 | foreach ($this->vars as $field => $descr) |
293 | if ($descr['display']) $this->nbfields++; |
294 | $page->assign('list', $it); |
295 | } |
296 | $page->assign('t', $this); |
297 | } |
298 | } |
299 | |
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300 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |
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301 | ?> |