2 /***************************************************************************
3 * Copyright (C) 2003-2008 Polytechnique.org *
4 * http://opensource.polytechnique.org/ *
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. *
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. *
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 *
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
20 ***************************************************************************/
22 // {{{ Global variables used for the search Queries
24 @$globals->search
->result_fields
= '
25 u.user_id, u.promo, u.matricule, u.matricule_ax,
26 if(u.nom_usage=\'\', u.nom, u.nom_usage) AS NomSortKey,
28 u.deces!=0 AS dcd,u.deces,
29 u.perms IN (\'admin\',\'user\', \'disabled\') AS inscrit,
30 u.perms != \'pending\' AS wasinscrit,
31 FIND_IN_SET(\'femme\', u.flags) AS sexe,
33 ede0.name AS eduname0, ede0.url AS eduurl0, edd0.degree AS edudegree0, edu0.grad_year AS edugrad_year0, f0.field AS edufield0,
34 ede1.name AS eduname1, ede1.url AS eduurl1, edd1.degree AS edudegree1, edu1.grad_year AS edugrad_year1, f1.field AS edufield1,
35 ede2.name AS eduname2, ede2.url AS eduurl2, edd2.degree AS edudegree2, edu2.grad_year AS edugrad_year2, f2.field AS edufield2,
36 ede3.name AS eduname3, ede3.url AS eduurl3, edd3.degree AS edudegree3, edu3.grad_year AS edugrad_year3, f3.field AS edufield3,
37 es.label AS secteur, ef.fonction_fr AS fonction,
38 IF(n1.nat=\'\',n1.pays,n1.nat) AS nat1, n1.a2 AS iso3166_1,
39 IF(n2.nat=\'\',n2.pays,n2.nat) AS nat2, n2.a2 AS iso3166_2,
40 IF(n3.nat=\'\',n3.pays,n3.nat) AS nat3, n3.a2 AS iso3166_3,
41 (COUNT(em.email) > 0 OR FIND_IN_SET("googleapps", u.mail_storage) > 0) AS actif,';
42 // hide private information if not logged
44 $globals->search
->result_fields
.='
45 q.profile_freetext AS freetext,
46 adr.city, gp.pays AS countrytxt, gr.name AS region,
48 nw.address AS networking_address,
49 nwe.name AS networking_name,';
51 $globals->search
->result_fields
.="
52 IF(q.profile_freetext_pub='public', q.profile_freetext, '') AS freetext,
53 IF(adr.pub='public', adr.city, '') AS city,
54 IF(adr.pub='public', gp.pays, '') AS countrytxt,
55 IF(adr.pub='public', gr.name, '') AS region,
56 IF(e.pub='public', e.entreprise, '') AS entreprise,
57 IF(nw.pub='public', nw.address, '') AS networking_address,
58 IF(nw.pub='public', nwe.name, '') AS networking_name,";
59 @$globals->search
->result_where_statement
= '
60 LEFT JOIN profile_education AS edu0 ON (u.user_id = edu0.uid AND edu0.id = 0)
61 LEFT JOIN profile_education_enum AS ede0 ON (ede0.id = edu0.eduid)
62 LEFT JOIN profile_education_degree_enum AS edd0 ON (edd0.id = edu0.degreeid)
63 LEFT JOIN profile_education_field_enum AS f0 ON (f0.id = edu0.fieldid)
64 LEFT JOIN profile_education AS edu1 ON (u.user_id = edu1.uid AND edu1.id = 1)
65 LEFT JOIN profile_education_enum AS ede1 ON (ede1.id = edu1.eduid)
66 LEFT JOIN profile_education_degree_enum AS edd1 ON (edd1.id = edu1.degreeid)
67 LEFT JOIN profile_education_field_enum AS f1 ON (f1.id = edu1.fieldid)
68 LEFT JOIN profile_education AS edu2 ON (u.user_id = edu2.uid AND edu2.id = 2)
69 LEFT JOIN profile_education_enum AS ede2 ON (ede2.id = edu2.eduid)
70 LEFT JOIN profile_education_degree_enum AS edd2 ON (edd2.id = edu2.degreeid)
71 LEFT JOIN profile_education_field_enum AS f2 ON (f2.id = edu2.fieldid)
72 LEFT JOIN profile_education AS edu3 ON (u.user_id = edu3.uid AND edu3.id = 3)
73 LEFT JOIN profile_education_enum AS ede3 ON (ede3.id = edu3.eduid)
74 LEFT JOIN profile_education_degree_enum AS edd3 ON (edd3.id = edu3.degreeid)
75 LEFT JOIN profile_education_field_enum AS f3 ON (f3.id = edu3.fieldid)
76 LEFT JOIN entreprises AS e ON (e.entrid = 0 AND e.uid = u.user_id)
77 LEFT JOIN emploi_secteur AS es ON (e.secteur = es.id)
78 LEFT JOIN fonctions_def AS ef ON (e.fonction = ef.id)
79 LEFT JOIN geoloc_pays AS n1 ON (u.nationalite = n1.a2)
80 LEFT JOIN geoloc_pays AS n2 ON (u.nationalite2 = n2.a2)
81 LEFT JOIN geoloc_pays AS n3 ON (u.nationalite3 = n3.a2)
82 LEFT JOIN adresses AS adr ON (u.user_id = adr.uid AND FIND_IN_SET(\'active\',adr.statut))
83 LEFT JOIN geoloc_pays AS gp ON (adr.country = gp.a2)
84 LEFT JOIN geoloc_region AS gr ON (adr.country = gr.a2 AND adr.region = gr.region)
85 LEFT JOIN emails AS em ON (em.uid = u.user_id AND em.flags = \'active\')
86 LEFT JOIN profile_networking AS nw ON (nw.uid = u.user_id)
87 LEFT JOIN profile_networking_enum AS nwe ON (nwe.network_type = nw.network_type)';
90 // {{{ class ThrowError
92 /** handle errors for end-users queries
93 * assign the error message and runs the templates
95 * @author Jean-Sebastien Bedo
99 public static $throwHook = array('ThrowError', 'defaultHandler');
102 * @param $explain string the error (in natural language)
104 public function __construct($explain)
106 call_user_func(ThrowError
::$throwHook, $explain);
109 /** defaut error handler
111 private static function defaultHandler($explain)
114 $page =& Platal
::page();
115 $page->changeTpl('search/index.tpl');
116 $page->setTitle('Polytechnique.org - Annuaire');
117 $page->assign('baseurl', $globals->baseurl
);
118 $page->trigError($explain);
124 // {{{ class SField [Base class]
126 /** classe de base représentant un champ de recherche
127 * (correspond à un champ du formulaire mais peut être à plusieurs champs de la bdd)
128 * interface étendue pour chaque type de champ particulier
134 /** le nom du champ dans le formulaire HTML */
136 /** champs de la bdd correspondant à ce champ sous forme d'un tableau */
138 /** champ résultat dans la requête MySQL correspondant à ce champ
139 * (alias utilisé pour la clause ORDER BY) */
140 var $fieldResultName;
141 /** valeur du champ instanciée par l'utilisateur */
148 * (récupère la requête de l'utilisateur pour ce champ) */
149 function SField($_fieldFormName, $_fieldDbName='', $_fieldResultName='')
151 $this->fieldFormName
= $_fieldFormName;
152 $this->fieldDbName
= $_fieldDbName;
153 $this->fieldResultName
= $_fieldResultName;
154 $this->get_request();
158 // {{{ function get_request()
160 /** récupérer la requête de l'utilisateur
161 * on met une chaîne vide si le champ n'a pas été complété */
162 function get_request()
164 $this->value
= trim(Env
::v($this->fieldFormName
));
168 // {{{ function get_where_statement()
170 /** récupérer la clause correspondant au champ dans la clause WHERE de la requête
171 * on parcourt l'ensemble des champs de la bdd de $fieldDbName et on associe
172 * à chacun d'entre eux une clause spécifique
173 * la clause totale et la disjonction de ces clauses spécifiques */
174 function get_where_statement()
176 if ($this->value
=='') {
179 $res = implode(' OR ', array_filter(array_map(array($this, 'get_single_where_statement'), $this->fieldDbName
)));
180 return empty($res) ?
'' : "($res)";
184 // {{{ function get_order_statement()
186 /** récupérer la clause correspondant au champ dans la clause ORDER BY de la requête
187 * utilisé par exemple pour placer d'abord le nom égal à la requête avant les approximations */
188 function get_order_statement()
194 // {{{ function get_select_statement()
196 function get_select_statement()
202 // {{{ function get_url()
204 /** récupérer le bout d'URL correspondant aux paramètres permettant d'imiter une requête d'un
205 * utilisateur assignant la valeur $this->value à ce champ */
208 if (empty($this->value
)) {
211 return $this->fieldFormName
.'='.urlencode($this->value
);
219 // {{{ class QuickSearch [Google Like]
221 class QuickSearch
extends SField
227 /** stores numerical ranges */
229 /** stores admin searches */
232 /** stores phone number */
238 function QuickSearch($_fieldFormName)
240 $this->fieldFormName
= $_fieldFormName;
241 $this->get_request();
242 if (preg_match(":[\]\[{}~/§_`|%$^=+]|\*\*:u", $this->value
)) {
243 new ThrowError('Un champ contient un caractère interdit rendant la recherche impossible.');
248 // {{{ function isempty()
252 return empty($this->strings
) && empty($this->ranges
) && empty($this->email
) && empty($this->ip
) && empty($this->phone
);
256 // {{{ function get_request()
258 function get_request()
260 parent
::get_request();
261 $s = replace_accent(trim($this->value
));
262 $r = $s = str_replace('*','%',$s);
264 if (S
::has_perms() && strpos($s, '@') !== false
) {
266 } else if (S
::has_perms() && preg_match('/[0-9]+\.([0-9]+|%)\.([0-9]+|%)\.([0-9]+|%)/', $s)) {
269 if ($this->email ||
$this->ip
) {
270 $this->strings
= $this->ranges
= array();
274 $s = preg_replace('!\d+!', ' ', $s);
275 $this->strings
= preg_split("![^a-zA-Z%]+!",$s, -1, PREG_SPLIT_NO_EMPTY
);
276 if (count($this->strings
) > 5) {
277 Platal
::page()->trigWarning("Tu as indiqué trop d'éléments dans ta recherche, seuls les 5 premiers seront pris en compte");
278 $this->strings
= array_slice($this->strings
, 0, 5);
281 $s = preg_replace('! *- *!', '-', $r);
282 $s = preg_replace('!([<>]) *!', ' \1', $s);
283 $s = preg_replace('![^0-9\-><]!', ' ', $s);
284 $s = preg_replace('![<>\-] !', '', $s);
285 $ranges = preg_split('! +!', $s, -1, PREG_SPLIT_NO_EMPTY
);
286 $this->ranges
=Array();
287 foreach ($ranges as $r) {
288 if (preg_match('!^([<>]\d{4}|\d{4}(-\d{4})?)$!', $r)) $this->ranges
[] = $r;
291 $t = preg_replace('!(\d{4}-\d{4}|>\d{4}|<\d{4})!', '', $s);
292 $t = preg_replace('![<>\- ]!', '', $t);
293 if (strlen($t) > 4) {
299 // {{{ function get_where_statement()
301 function get_where_statement()
304 foreach ($this->strings
as $i => $s) {
305 if (Env
::i('with_soundex') && strlen($s) > 1) {
307 $where[] = "sn$i.soundex = '$t'";
308 } elseif (Env
::i('exact')) {
309 $where[] = "sn$i.token = '$s'";
311 $t = str_replace('*', '%', $s).'%';
312 $t = str_replace('%%', '%', $t);
313 $where[] = "sn$i.token LIKE '$t'";
318 foreach ($this->ranges
as $r) {
319 if (preg_match('!^\d{4}$!', $r)) {
320 $wherep[] = "u.promo=$r";
321 } elseif (preg_match('!^(\d{4})-(\d{4})$!', $r, $matches)) {
322 $p1=min(intval($matches[1]), intval($matches[2]));
323 $p2=max(intval($matches[1]), intval($matches[2]));
324 $wherep[] = "(u.promo>=$p1 AND u.promo<=$p2)";
325 } elseif (preg_match('!^<(\d{4})!', $r, $matches)) {
326 $wherep[] = "u.promo<={$matches[1]}";
327 } elseif (preg_match('!^>(\d{4})!', $r, $matches)) {
328 $wherep[] = "u.promo>={$matches[1]}";
331 if (!empty($wherep)) {
332 $where[] = '('.join(' OR ',$wherep).')';
334 if (!empty($this->email
)) {
335 $where[] = 'ems.email = ' . XDB
::escape($this->email
);
337 if (!empty($this->ip
)) {
338 $ip = ip_to_uint($this->ip
);
339 $where[] = "( ls.ip = $ip OR ls.forward_ip = $ip ) AND ls.suid = 0";
341 if (!empty($this->phone
)){
342 require_once("profil.func.inc.php");
343 $phone = format_phone_number($this->phone
) . "%";
344 $where[] = 't.search_tel LIKE ' . XDB
::escape($phone);
347 return join(" AND ", $where);
351 // {{{ get_select_statement
352 function get_select_statement()
357 foreach ($this->strings
as $i => $s) {
359 $and = "AND FIND_IN_SET('public', sn$i.flags)";
361 $myu = str_replace('snv', "sn$i", $uniq);
362 $join .= "INNER JOIN search_name AS sn$i ON (u.user_id = sn$i.uid $and$myu)\n";
363 $uniq .= " AND sn$i.token != snv.token";
365 if (!empty($this->email
)) {
366 $join .= "LEFT JOIN emails AS ems ON (ems.uid = u.user_id)";
368 if (!empty($this->ip
)) {
369 $join .= "INNER JOIN logger.sessions AS ls ON (ls.uid = u.user_id)\n";
371 if (!empty($this->phone
)) {
373 $join .= "INNER JOIN profile_phones AS t ON (t.uid = u.user_id AND t.pub = 'public')";
375 $join .= "INNER JOIN profile_phones AS t ON (t.uid = u.user_id)";
381 // {{{ function get_order_statement()
383 function get_order_statement()
389 // {{{ function get_score_statement
391 function get_score_statement()
394 foreach ($this->strings
as $i => $s) {
395 $sum[] .= "SUM(sn$i.score + IF('$s'=sn$i.token,5,0))";
397 return join('+', $sum).' AS score';
404 // {{{ class NumericSField [Integer fields]
406 /** classe de champ numérique entier (offset par exemple)
408 class NumericSField
extends SField
413 * (récupère la requête de l'utilisateur pour ce champ) */
414 function NumericSField($_fieldFormName)
416 $this->fieldFormName
= $_fieldFormName;
417 $this->get_request();
421 // {{{ function get_request()
423 /** récupère la requête de l'utilisateur et échoue s'il ne s'agit pas d'un entier */
424 function get_request()
426 parent
::get_request();
427 if (empty($this->value
)) {
430 if (!preg_match("/^[0-9]+$/", $this->value
)) {
431 new ThrowError('Un champ numérique contient des caractères alphanumériques.');
439 // {{{ class RefSField [ ??? ]
441 class RefSField
extends SField
453 function RefSField($_fieldFormName, $_fieldDbName='', $_refTable, $_refAlias, $_refCondition, $_exact=true
)
455 $this->fieldFormName
= $_fieldFormName;
456 $this->fieldDbName
= $_fieldDbName;
457 $this->refTable
= $_refTable;
458 $this->refAlias
= $_refAlias;
459 $this->refCondition
= $_refCondition;
460 $this->exact
= $_exact;
461 $this->get_request();
465 // {{{ function get_request()
467 function get_request() {
468 parent
::get_request();
469 if ($this->value
=='00' ||
$this->value
=='0') {
475 // {{{ function too_large()
479 return ($this->value
=='');
483 // {{{ function compare()
487 $val = addslashes($this->value
);
488 if (Env
::i('exact')) return "='$val'";
489 return $this->exact ?
"='$val'" : " LIKE '%$val%'";
493 // {{{ function get_single_match_statement()
495 function get_single_match_statement($field)
497 return $field.$this->compare();
501 // {{{ function get_single_where_statement()
503 function get_single_where_statement($field)
505 return $this->refTable
=='' ?
$this->get_single_match_statement($field) : false
;
509 // {{{ function get_select_statement()
511 function get_select_statement()
513 if ($this->value
=='' ||
$this->refTable
=='') {
516 $res = implode(' OR ', array_filter(array_map(array($this, 'get_single_match_statement'), $this->fieldDbName
)));
517 if (is_array($this->refTable
)) {
518 foreach ($this->refTable
as $i => $refT)
521 foreach ($this->refTable
as $i => $refT)
522 $inner .= " INNER JOIN {$refT} AS {$this->refAlias[$i]} ON ({$this->refCondition[$i]} ".(($i == $last)?
"AND ($res) ":"").")\n";
525 return "INNER JOIN {$this->refTable} AS {$this->refAlias} ON ({$this->refCondition} AND ($res) )";
534 // {{{ class RefSFieldMultipleTable
535 class PhoneSField
extends RefSField
537 function PhoneSField($_fieldFormName, $_fieldDbName='', $_refTable, $_refAlias, $_refCondition)
539 $this->RefSField($_fieldFormName, $_fieldDbName, $_refTable, $_refAlias, $_refCondition, true
);
542 function get_request()
544 require_once("profil.func.inc.php");
545 $this->value
= trim(Env
::v($this->fieldFormName
));
546 $this->value
= format_phone_number($this->value
);
551 return " LIKE '" . addslashes($this->value
) . "%'";
555 class IndexSField
extends RefSField
557 function IndexSField($_fieldFormName, $_fieldDbName='', $_refTable, $_refAlias, $_refCondition)
559 $this->RefSField($_fieldFormName, $_fieldDbName, $_refTable, $_refAlias, $_refCondition, true
);
562 function get_request()
564 $this->value
= trim(Env
::v($this->fieldFormName
));
568 class MapSField
extends RefSField
572 function MapSField($_fieldFormName, $_fieldDbName='', $_refTable, $_refAlias, $_refCondition, $_mapId=false
)
574 if ($_mapId === false
)
575 $this->mapId
= Env
::v($_fieldFormName, '');
577 $this->mapId
= $_mapId;
578 $this->value
= $this->mapId
;
579 $this->RefSField($_fieldFormName, $_fieldDbName, $_refTable, $_refAlias, $_refCondition, true
, false
);
582 function get_select_statement()
584 if ($this->mapId
=== '') return false
;
585 $res = implode(' OR ', array_filter(array_map(array($this, 'get_single_match_statement'), $this->fieldDbName
)));
586 foreach ($this->refTable
as $i => $refT)
589 foreach ($this->refTable
as $i => $refT)
590 $inner .= " INNER JOIN {$refT} AS {$this->refAlias[$i]} ON ({$this->refCondition[$i]} ".(($i == $last)?
"AND ($res) ":"").")";
593 function get_request()
595 $this->value
= $this->mapId
;
599 // {{{ class RefWithSoundexSField [ ??? ]
601 class RefWithSoundexSField
extends RefSField
603 // {{{ function compare()
607 return "='".soundex_fr($this->value
)."'";
614 // {{{ class StringSField [String fields]
616 /** classe de champ texte (nom par exemple)
618 class StringSField
extends SField
620 // {{{ function get_request()
622 /** récupère la requête de l'utilisateur et échoue si la chaîne contient des caractères
624 function get_request()
626 parent
::get_request();
627 if (preg_match(":[\]\[<>{}~/§_`|%$^=+]|\*\*:u", $this->value
)) {
628 new ThrowError('Un champ contient un caractère interdit rendant la recherche impossible.');
633 // {{{ function length()
635 /** donne la longueur de la requête de l'utilisateur
636 * (au sens strict i.e. pas d'* ni d'espace ou de trait d'union -> les contraintes réellement
637 * imposées par l'utilisateur) */
640 $cleaned = replace_accent(strtolower($this->value
));
641 $length = strlen(ereg_replace('[a-z0-9]', '', $cleaned));
642 return strlen($this->value
) - $length;
646 // {{{ function too_large()
650 return ($this->length()<2);
654 // {{{ function get_single_where_statement()
656 /** clause WHERE correspondant à un champ de la bdd et à ce champ de formulaire
657 * @param field nom de champ de la bdd concerné par la clause */
658 function get_single_where_statement($field)
660 $val = addslashes($this->value
);
661 if (Env
::i('exact')) return "$field = '$val'";
662 $regexp = strtr($val, '-*', '_%');
663 return "$field LIKE '$regexp%'";
667 // {{{ function get_order_statement()
669 /** clause ORDER BY correspondant à ce champ de formulaire */
670 function get_order_statement()
672 if ($this->value
!='' && $this->fieldResultName
!='') {
673 return "{$this->fieldResultName}!='".addslashes($this->value
)."'";
683 // {{{ class NameSField [Names : serach 'n%' + '% b']
685 /** classe pour les noms : on cherche en plus du like 'foo%' le like '% foo' (particules)
687 class NameSField
extends StringSField
689 // {{{ function get_single_where_statement()
691 function get_single_where_statement($field)
693 $val = addslashes($this->value
);
694 if (Env
::i('exact')) return "$field = '$val'";
695 $regexp = strtr($val, '-*', '_%');
696 return "$field LIKE '$regexp%' OR $field LIKE '% $regexp%' OR $field LIKE '%-$regexp%'";
700 // {{{ function get_order_statement()
702 function get_order_statement()
704 if ($this->value
!='' && $this->fieldResultName
!='') {
705 return "{$this->fieldResultName} NOT LIKE '".addslashes($this->value
)."'";
715 // {{{ class StringWithSoundexSField [Strings + soundex]
717 /** classe de champ texte avec soundex (nom par exemple)
719 class StringWithSoundexSField
extends StringSField
721 // {{{ function get_single_where_statement()
723 /** clause WHERE correspondant à un champ de la bdd et à ce champ de formulaire
724 * @param field nom de champ de la bdd concerné par la clause */
725 function get_single_where_statement($field) {
726 return $field.'="'.soundex_fr($this->value
).'"';
733 // {{{ class PromoSField [Prom field]
735 /** classe de champ de promotion */
736 class PromoSField
extends SField
740 /** opérateur de comparaison (<,>,=) de la promo utilisé pour ce champ de formulaire */
747 * compareField est un champ de formulaire très simple qui ne sert qu'à la construction de la
748 * clause WHERE de la promo */
749 function PromoSField($_fieldFormName, $_compareFieldFormName, $_fieldDbName, $_fieldResultName)
751 parent
::SField($_fieldFormName, $_fieldDbName, $_fieldResultName);
752 $this->compareField
= new SField($_compareFieldFormName);
756 // {{{ function get_request()
758 /** récupère la requête utilisateur et échoue si le champ du formulaire ne représente pas une
759 * promotion (nombre à 4 chiffres) */
760 function get_request()
762 parent
::get_request();
763 if (preg_match('/^[0-9]{2}$/', $this->value
)){
764 $this->value
= intval($this->value
) +
1900;
766 if (!(empty($this->value
) or preg_match('/^[0-9]{4}$/', $this->value
))) {
767 new ThrowError('La promotion est une année à quatre chiffres.');
772 // {{{ function is_a_single_promo()
774 /** teste si la requête est de la forme =promotion -> contrainte forte imposée -> elle suffit
775 * pour autoriser un affichage des résultats alors que <promotion est insuffisant */
776 function is_a_single_promo()
778 return ($this->compareField
->value
=='=' && $this->value
!='');
782 // {{{ function too_large()
786 return !$this->is_a_single_promo();
790 // {{{ function get_single_where_statement()
792 /** clause WHERE correspondant à ce champ */
793 function get_single_where_statement($field)
795 return $field.$this->compareField
->value
.$this->value
;
799 // {{{ function get_url()
801 /** récupérer le bout d'URL correspondant aux paramètres permettant d'imiter une requête
802 * d'un utilisateur assignant la valeur $this->value à ce champ et assignant l'opérateur de
803 * comparaison adéquat */
806 if (!($u=parent
::get_url())) {
809 return $u.'&'.$this->compareField
->get_url();
816 // {{{ class SFieldGroup [Group fields]
818 /** classe groupant des champs de formulaire de recherche */
823 /** tableau des classes correspondant aux champs groupés */
825 /** type de groupe : ET ou OU */
832 function SFieldGroup($_and, $_fields)
834 $this->fields
= $_fields;
836 foreach ($this->fields
as $key=>&$field) {
837 if (is_null($field)) {
838 unset($this->fields
[$key]);
844 // {{{ function too_large()
849 for ($i=0 ; $b && $i<count($this->fields
) ; $i++
) {
850 if (!is_null($this->fields
[$i])) {
851 $b = $b && $this->fields
[$i]->too_large();
858 // {{{ function field_get_select()
860 function field_get_select($f)
862 return $f->get_select_statement();
866 // {{{ function field_get_where()
868 /** récupérer la clause WHERE d'un objet champ de recherche */
869 function field_get_where($f)
871 return $f->get_where_statement();
875 // {{{ function field_get_order()
877 /** récupérer la clause ORDER BY d'un objet champ de recherche */
878 function field_get_order($f)
880 return $f->get_order_statement();
884 // {{{ function field_get_url()
886 /** récupérer le bout d'URL correspondant à un objet champ de recherche */
887 function field_get_url($f)
889 return $f->get_url();
893 // {{{ function get_select_statement()
895 function get_select_statement()
897 return implode(' ', array_filter(array_map(array($this, 'field_get_select'), $this->fields
)));
901 // {{{ function get_where_statement()
903 /** récupérer la clause WHERE du groupe de champs = conjonction (ET) ou disjonction (OU) de
904 * clauses des champs élémentaires */
905 function get_where_statement()
907 $joinText = $this->and ?
' AND ' : ' OR ';
908 $res = implode($joinText, array_filter(array_map(array($this, 'field_get_where'), $this->fields
)));
909 return $res == '' ?
'' : "($res)";
913 // {{{ function get_order_statement()
915 /** récupérer la clause ORDER BY du groupe de champs = conjonction (ET) ou disjonction (OU) de
916 * clauses des champs élémentaires */
917 function get_order_statement()
919 $order = array_filter(array_map(array($this, 'field_get_order'), $this->fields
));
920 return count($order)>0 ?
implode(',', $order) : false
;
924 // {{{ function get_url()
926 /** récupérer le bout d'URL correspondant à ce groupe de champs = concaténation des bouts d'URL
927 * des champs élémentaires */
928 function get_url($others=Array())
930 $url = array_filter(array_map(array($this, 'field_get_url'), $this->fields
));
931 foreach ($url as $key=>$val) {
936 foreach ($others as $key=>$val) {
938 $url[] = "$key=$val";
941 return count($url)>0 ?
implode('&', $url) : false
;
949 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: