Peter M. Groen / knowledgetree

Commit 0b9857ca91a05c453f1e4f038b0dfe8f582ada49

Authored by rob
1 parent 8cbebbba

Initial revision. Object represents document_fields_link db table 


git-svn-id: https://kt-dms.svn.sourceforge.net/svnroot/kt-dms/trunk@347 c91229c3-7414-0410-bfa2-8a42b809f60b
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lib/documentmanagement/DocumentFieldLink.inc 0 → 100644
  View file @0b9857c
  1 +<?php
  2 +
  3 +/**
  4 +* Class DocumentFieldLink
  5 +*
  6 +* Represents a document field link as per the database table document_fields_link
  7 +*
  8 +* @author Rob Cherry, Jam Warehouse (Pty) Ltd, South Africa
  9 +* @date 19 January 2003
  10 +*/
  11 +
  12 +class DocumentFieldLink {
  13 +
  14 + /** document field link primary key */
  15 + var $iId;
  16 + /** primary key of document to which field is linked */
  17 + var $iDocumentID;
  18 + /** primary key of field to which document is linked */
  19 + var $iDocumentFieldID;
  20 + /** field value */
  21 + var $sValue;
  22 +
  23 +
  24 + /**
  25 + * Default constructor
  26 + *
  27 + * @param Primary key of document to which field is linked
  28 + * @param Primary key of field to which document is linked
  29 + * @param Value of field
  30 + *
  31 + */
  32 + function DocumentFieldLink($iNewDocumentID, $iNewDocumentFieldID, $sNewValue) {
  33 + //object not create in database yet
  34 + $this->iId = -1;
  35 + $this->iDocumentID = $iNewDocumentID;
  36 + $this->iDocumentFieldID = $iNewDocumentFieldID;
  37 + $this->sValue = $sNewValue;
  38 + }
  39 +
  40 + /**
  41 + * Get the document field link primary key
  42 + *
  43 + * @return int document field link primary key
  44 + *
  45 + */
  46 + function getID() {
  47 + return $this->iId;
  48 + }
  49 +
  50 + /**
  51 + * Get the primary key of the document to which the field is linked
  52 + *
  53 + * @return int document primary key to which the field is linked
  54 + *
  55 + */
  56 + function getDocumentID() {
  57 + return $this->iDocumentID;
  58 + }
  59 +
  60 + /**
  61 + * Set the primary key of the document to which the field is linked
  62 + *
  63 + * @param Document primary key to which field is linked
  64 + *
  65 + */
  66 + function setDocumentID($iNewValue) {
  67 + $this->iDocumentID = $iNewValue;
  68 + }
  69 +
  70 + /**
  71 + * Get the primary key of the field to which the document is linked
  72 + *
  73 + * @return int primary key of field to which the document is related
  74 + *
  75 + */
  76 + function getDocumentFieldID() {
  77 + return $this->iDocumentFieldID;
  78 + }
  79 +
  80 + /**
  81 + * Set the primary key of the field to which the document is related
  82 + *
  83 + * @param New primary key of field to which document is related
  84 + *
  85 + */
  86 + function setDocumentFieldID($iNewVale) {
  87 + $this->iDocumentFieldID = $iNewValue;
  88 + }
  89 +
  90 + /**
  91 + * Get the value of the field
  92 + *
  93 + * @return String value of the field
  94 + *
  95 + */
  96 + function getValue() {
  97 + return $this->sValue;
  98 + }
  99 +
  100 + /**
  101 + * Set the value of the field
  102 + *
  103 + * @param New value of the field
  104 + *
  105 + */
  106 + function setValue($sNewValue) {
  107 + $this->sValue = $sNewValue;
  108 + }
  109 +
  110 + /**
  111 + * Insert the current document into the database
  112 + *
  113 + * @return boolean true on successful insert, false otherwise and set $_SESSION["errorMessage"]
  114 + */
  115 + function create() {
  116 + global $default, $lang_err_doc_exist, $lang_err_database;
  117 + //if the id >= 0, then the object has already been created
  118 + if ($this->iId < 0) {
  119 + $sql = new Owl_DB();
  120 + $result = $sql->query("INSERT INTO " . $default->owl_document_fields_table . " (document_id, document_field_id, value) " .
  121 + "VALUES ($this->iDocumentID, $this->iDocumentFieldID, '" . addslashes($this->sValue) . "')");
  122 + if ($result) {
  123 + //set the current documents primary key
  124 + $this->iId = $sql->insert_id();
  125 + return true;
  126 + }
  127 + $_SESSION["errorMessage"] = $lang_err_database;
  128 + return false;
  129 + }
  130 + $_SESSION["errorMessage"] = $lang_err_object_exists . "id = " . $this->iId . " table = $default->owl_document_fields_table";
  131 + return false;
  132 +
  133 + }
  134 +
  135 + /**
  136 + * Update the documents current values in the database
  137 + *
  138 + * @return boolean true on successful update, false otherwise and set $_SESSION["errorMessage"]
  139 + */
  140 + function update() {
  141 + global $default, $lang_err_database, $lang_err_object_key;
  142 + if ($this->iId >= 0) {
  143 + $sql = new Owl_DB();
  144 + $result = $sql->query("UPDATE " . $default->owl_document_fields_table . " SET " .
  145 + "document_id = $this->iDocumentID, document_field_id = $this->iDocumentFieldID, value = '" . addslashes($this->sValue) . "'" .
  146 + "WHERE id = $this->iId");
  147 + if ($result) {
  148 + return true;
  149 + }
  150 + $_SESSION["errorMessage"] = $lang_err_database;
  151 + return false;
  152 + }
  153 + $_SESSION["errorMessage"] = $lang_err_object_key;
  154 + return false;
  155 +
  156 + }
  157 +
  158 + /**
  159 + * Delete the current document from the database. Set the primary key to -1
  160 + * on successful deletion
  161 + *
  162 + * @return boolean true and reset id to -1 on successful deletion, false otherwise and set $_SESSION["errorMessage"]
  163 + */
  164 + function delete() {
  165 + global $default, $lang_err_database, $lang_err_object_key;
  166 + if ($this->iId >= 0) {
  167 + $sql = new Owl_DB();
  168 + $result = $sql->query("DELETE FROM " . $default->owl_document_fields_table . " WHERE id = $this->iId");
  169 + if ($result) {
  170 + $this->iId = -1;
  171 + return true;
  172 + }
  173 + $_SESSION["errorMessage"] = $lang_err_database;
  174 + return false;
  175 + }
  176 + $_SESSION["errorMessage"] = $lang_err_object_key;
  177 + return false;
  178 + }
  179 +
  180 +
  181 + /**
  182 + *
  183 + * Static function. Given a document fields link primary key will create
  184 + * a DocumentFieldLink object and populate it with the corresponding
  185 + * database values
  186 + *
  187 + * @return DocumentFieldLink populated DocumentFieldLink object on success, false otherwise and set $_SESSION["errorMessage"]
  188 + */
  189 + function & get($iDocumentFieldLinkID) {
  190 + global $default, $lang_err_doc_not_exist;
  191 + $sql = new Owl_DB();
  192 + $sql->query("SELECT * FROM " . $default->owl_document_fields_table . " WHERE id = " . $iDocumentFieldLinkID);
  193 + if ($sql->next_record()) {
  194 + $oDocumentFieldLink = & new DocumentFieldLink($sql->f("document_id"), $sql->f("document_field_id"), $sql->f("value"));
  195 + $oDocumentFieldLink->iId = $iDocumentFieldLinkID;
  196 + return $oDocumentFieldLink;
  197 + }
  198 + $_SESSION["errorMessage"] = $lang_err_object_not_exist . "id = " . $iDocumentID . " table = $default->owl_document_fields_table";
  199 + return false;
  200 + }
  201 +}
  202 +?>
... ...