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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
4 | | CiviCRM version 4.5 | | |
5 | +--------------------------------------------------------------------+ | |
6 | | Copyright CiviCRM LLC (c) 2004-2014 | | |
7 | +--------------------------------------------------------------------+ | |
8 | | This file is a part of CiviCRM. | | |
9 | | | | |
10 | | CiviCRM is free software; you can copy, modify, and distribute it | | |
11 | | under the terms of the GNU Affero General Public License | | |
12 | | Version 3, 19 November 2007 and the CiviCRM Licensing Exception. | | |
13 | | | | |
14 | | CiviCRM is distributed in the hope that it will be useful, but | | |
15 | | WITHOUT ANY WARRANTY; without even the implied warranty of | | |
16 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | | |
17 | | See the GNU Affero General Public License for more details. | | |
18 | | | | |
19 | | You should have received a copy of the GNU Affero General Public | | |
20 | | License and the CiviCRM Licensing Exception along | | |
21 | | with this program; if not, contact CiviCRM LLC | | |
22 | | at info[AT]civicrm[DOT]org. If you have questions about the | | |
23 | | GNU Affero General Public License or the licensing of CiviCRM, | | |
24 | | see the CiviCRM license FAQ at http://civicrm.org/licensing | | |
25 | +--------------------------------------------------------------------+ | |
26 | */ | |
27 | ||
28 | /** | |
29 | * | |
30 | * @package CRM | |
31 | * @copyright CiviCRM LLC (c) 2004-2014 | |
32 | * $Id$ | |
33 | * | |
34 | * The XMLRepository is responsible for loading XML for case-types. | |
35 | */ | |
36 | class CRM_Case_XMLRepository { | |
37 | private static $singleton; | |
38 | ||
39 | /** | |
40 | * @var array<String,SimpleXMLElement> | |
41 | */ | |
42 | protected $xml = array(); | |
43 | ||
44 | /** | |
45 | * @var array|NULL | |
46 | */ | |
47 | protected $hookCache = NULL; | |
48 | ||
49 | /** | |
50 | * @var array|NULL symbolic names of case-types | |
51 | */ | |
52 | protected $allCaseTypes = NULL; | |
53 | ||
54 | /** | |
55 | * @param bool $fresh | |
56 | * @return CRM_Case_XMLProcessor | |
57 | */ | |
58 | public static function singleton($fresh = FALSE) { | |
59 | if (!self::$singleton || $fresh) { | |
60 | self::$singleton = new static(); | |
61 | } | |
62 | return self::$singleton; | |
63 | } | |
64 | ||
65 | /** | |
66 | * @param array<String,SimpleXMLElement> $xml | |
67 | */ | |
68 | public function __construct($xml = array()) { | |
69 | $this->xml = $xml; | |
70 | } | |
71 | ||
72 | /** | |
73 | * @param string $caseType | |
74 | * @return SimpleXMLElement|FALSE | |
75 | */ | |
76 | public function retrieve($caseType) { | |
77 | $caseType = CRM_Case_XMLProcessor::mungeCaseType($caseType); | |
78 | ||
79 | if (!CRM_Utils_Array::value($caseType, $this->xml)) { | |
80 | // first check custom templates directory | |
81 | $fileName = NULL; | |
82 | $config = CRM_Core_Config::singleton(); | |
83 | if (isset($config->customTemplateDir) && | |
84 | $config->customTemplateDir | |
85 | ) { | |
86 | // check if the file exists in the custom templates directory | |
87 | $fileName = implode(DIRECTORY_SEPARATOR, | |
88 | array( | |
89 | $config->customTemplateDir, | |
90 | 'CRM', | |
91 | 'Case', | |
92 | 'xml', | |
93 | 'configuration', | |
94 | "$caseType.xml", | |
95 | ) | |
96 | ); | |
97 | } | |
98 | ||
99 | if (!$fileName || | |
100 | !file_exists($fileName) | |
101 | ) { | |
102 | // check if file exists locally | |
103 | $fileName = implode(DIRECTORY_SEPARATOR, | |
104 | array( | |
105 | dirname(__FILE__), | |
106 | 'xml', | |
107 | 'configuration', | |
108 | "$caseType.xml", | |
109 | ) | |
110 | ); | |
111 | ||
112 | if (!file_exists($fileName)) { | |
113 | // check if file exists locally | |
114 | $fileName = implode(DIRECTORY_SEPARATOR, | |
115 | array( | |
116 | dirname(__FILE__), | |
117 | 'xml', | |
118 | 'configuration.sample', | |
119 | "$caseType.xml", | |
120 | ) | |
121 | ); | |
122 | } | |
123 | ||
124 | if (!file_exists($fileName)) { | |
125 | $caseTypesViaHook = $this->getCaseTypesViaHook(); | |
126 | if (isset($caseTypesViaHook[$caseType], $caseTypesViaHook[$caseType]['file'])) { | |
127 | $fileName = $caseTypesViaHook[$caseType]['file']; | |
128 | } | |
129 | } | |
130 | ||
131 | if (!file_exists($fileName)) { | |
132 | return FALSE; | |
133 | } | |
134 | } | |
135 | ||
136 | // read xml file | |
137 | $dom = new DomDocument(); | |
138 | $dom->load($fileName); | |
139 | $dom->xinclude(); | |
140 | $this->xml[$caseType] = simplexml_import_dom($dom); | |
141 | } | |
142 | return $this->xml[$caseType]; | |
143 | } | |
144 | ||
145 | /** | |
146 | * @return array | |
147 | * @see CRM_Utils_Hook::caseTypes | |
148 | */ | |
149 | public function getCaseTypesViaHook() { | |
150 | if ($this->hookCache === NULL) { | |
151 | $this->hookCache = array(); | |
152 | CRM_Utils_Hook::caseTypes($this->hookCache); | |
153 | } | |
154 | return $this->hookCache; | |
155 | } | |
156 | } |