1: <?php
  2: /*
  3:  You may not change or alter any portion of this comment or credits
  4:  of supporting developers from this source code or any supporting source code
  5:  which is considered copyrighted (c) material of the original comment or credit authors.
  6: 
  7:  This program is distributed in the hope that it will be useful,
  8:  but WITHOUT ANY WARRANTY; without even the implied warranty of
  9:  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 10: */
 11: 
 12: namespace Xoops\Form;
 13: 
 14: /**
 15:  * DhtmlTextArea - A textarea with xoopsish formatting and smilie buttons
 16:  *
 17:  * @category  Xoops\Form\DhtmlTextArea
 18:  * @package   Xoops\Form
 19:  * @author    Kazumi Ono <onokazu@xoops.org>
 20:  * @author    Taiwen Jiang <phppp@users.sourceforge.net>
 21:  * @author    Vinod <smartvinu@gmail.com>
 22:  * @copyright 2001-2015 XOOPS Project (http://xoops.org)
 23:  * @license   GNU GPL 2 or later (http://www.gnu.org/licenses/gpl-2.0.html)
 24:  * @link      http://xoops.org
 25:  */
 26: class DhtmlTextArea extends \XoopsEditor
 27: {
 28:     /**
 29:      * Extended HTML editor
 30:      *
 31:      * <p>If an extended HTML editor is set, the renderer will be replaced by the specified editor,
 32:      * usually a visual or WYSIWYG editor.</p>
 33:      *
 34:      * <ul>Developer and user guide:
 35:      *      <li>
 36:      *          <ul>For run-time settings per call
 37:      *              <li>To use an editor pre-configured by {@link XoopsEditor}, e.g. 'fckeditor': <code>$options['editor'] = 'fckeditor';</code></li>
 38:      *              <li>To use a custom editor, e.g. 'MyEditor' class located in "/modules/myeditor/myeditor.php": <code>$options['editor'] = array('MyEditor', XOOPS_ROOT_PATH . "/modules/myeditor/myeditor.php");</code></li>
 39:      *          </ul>
 40:      *      </li>
 41:      *      <li>
 42:      *          <ul>For pre-configured settings, which will force to use a editor if no specific editor is set for call
 43:      *              <li>
 44:      *                  <ul>Set up custom configs: in XOOPS_VAR_PATH . '/configs/xoopsconfig.php' set a editor as default, e.g.
 45:      *                      <li>a pre-configured editor 'fckeditor': <code>return array('editor' => 'fckeditor');</code></li>
 46:      *                      <li>a custom editor 'MyEditor' class located in "/modules/myeditor/myeditor.php": <code>return array('editor' => array('MyEditor', XOOPS_ROOT_PATH . "/modules/myeditor/myeditor.php");</code></li>
 47:      *                  </ul>
 48:      *              </li>
 49:      *              <li>To disable the default editor, in XOOPS_VAR_PATH . '/configs/xoopsconfig.php': <code>return array();</code></li>
 50:      *              <li>To disable the default editor for a specific call: <code>$options['editor'] = 'dhtmltextarea';</code></li>
 51:      *          </ul>
 52:      *      </li>
 53:      * </ul>
 54:      */
 55:     /**
 56:      * @var \XoopsEditor
 57:      */
 58:     public $htmlEditor;
 59: 
 60:     /**
 61:      * Hidden text
 62:      *
 63:      * @var string
 64:      */
 65:     private $hiddenText;
 66: 
 67:     /**
 68:      * @var bool
 69:      */
 70:     public $skipPreview = false;
 71: 
 72:     /**
 73:      * @var bool
 74:      */
 75:     public $doHtml = false;
 76: 
 77:     /**
 78:      * @var string
 79:      */
 80:     public $js = '';
 81: 
 82:     /**
 83:      * @var array
 84:      */
 85:     public $configs = array();
 86: 
 87:     /**
 88:      * Constructor
 89:      *
 90:      * @param string  $caption    Caption
 91:      * @param string  $name       name attribute
 92:      * @param string  $value      Initial text
 93:      * @param integer $rows       Number of rows
 94:      * @param integer $cols       Number of columns
 95:      * @param string  $hiddentext Identifier for hidden Text
 96:      * @param array   $options    Extra options
 97:      */
 98:     public function __construct(
 99:         $caption,
100:         $name,
101:         $value = "",
102:         $rows = 5,
103:         $cols = 50,
104:         $hiddentext = "xoopsHiddenText",
105:         $options = array()
106:     ) {
107:         static $inLoop = 0;
108: 
109:         ++$inLoop;
110:         // Second loop, invalid, return directly
111:         if ($inLoop > 2) {
112:             return;
113:         }
114: 
115:         // Else, initialize
116:         parent::__construct($caption, $name, $value, $rows, $cols);
117:         $this->hiddenText = $hiddentext;
118: 
119:         if ($inLoop > 1) {
120:             return;
121:         }
122: 
123:         $xoops = \Xoops::getInstance();
124:         if (!isset($options['editor'])) {
125:             if ($editor = $xoops->getConfig('editor')) {
126:                 $options['editor'] = $editor;
127:             }
128:         }
129: 
130:         if (!empty($this->htmlEditor) || !empty($options['editor'])) {
131:             $options['name'] = $this->getName();
132:             $options['value'] = $this->getValue();
133:             if (!empty($options['editor'])) {
134:                 $this->htmlEditor = is_array($options['editor']) ? $options['editor'] : array($options['editor']);
135:             }
136: 
137:             if (count($this->htmlEditor) == 1) {
138:                 $editor_handler = \XoopsEditorHandler::getInstance();
139:                 $this->htmlEditor = $editor_handler->get($this->htmlEditor[0], $options);
140:                 if ($inLoop > 1) {
141:                     $this->htmlEditor = null;
142:                 }
143:             } else {
144:                 list ($class, $path) = $this->htmlEditor;
145:                 include_once \XoopsBaseConfig::get('root-path') . $path;
146:                 if (class_exists($class)) {
147:                     $this->htmlEditor = new $class($options);
148:                 }
149:                 if ($inLoop > 1) {
150:                     $this->htmlEditor = null;
151:                 }
152:             }
153:         }
154: 
155:         $inLoop = 0;
156:     }
157: 
158:     /**
159:      * Prepare HTML for output
160:      *
161:      * @return string HTML
162:      */
163:     public function render()
164:     {
165:         if ($this->htmlEditor && is_object($this->htmlEditor)) {
166:             if (!isset($this->htmlEditor->isEnabled) || $this->htmlEditor->isEnabled) {
167:                 return $this->htmlEditor->render();
168:             }
169:         }
170:         static $js_loaded;
171: 
172:         $xoops = \Xoops::getInstance();
173: 
174:         $extra = ($this->getExtra() != '' ? " " . $this->getExtra() : '');
175:         $ret = "";
176:         // actions
177:         $ret .= $this->codeIcon() . "<br />\n";
178:         // fonts
179:         $ret .= $this->fontArray();
180:         // length checker
181:         $ret .= "<input type='button' class='btn' onclick=\"XoopsCheckLength('" . $this->getName() . "', '" . @$this->configs['maxlength'] . "', '" . \XoopsLocale::F_CURRENT_TEXT_LENGTH . "', '" . \XoopsLocale::MAXIMUM_LENGTH . "');\" value=' ? ' title='" . \XoopsLocale::CHECK_TEXT_LENGTH . "' />";
182:         $ret .= "<br />\n";
183:         // the textarea box
184: 
185:         $this->suppressRender(['value']);
186:         $this->themeDecorateElement();
187:         $attributes = $this->renderAttributeString();
188: 
189:         $ret .= '<textarea ' . $attributes . $extra . '>' . $this->getValue() . "</textarea><br />\n";
190: 
191:         if (empty($this->skipPreview)) {
192:             if (!$xoops->theme()) {
193:                 $this->js .= implode("", file($xoops->path('media/xoops/image.js')));
194:             } else {
195:                 $xoops->theme()->addScript('media/xoops/image.js', array('type' => 'text/javascript'));
196:             }
197:             $button = "<input id='" . $this->getName() . "_preview_button' " . "type='button' " . "class='btn' value='" . \XoopsLocale::A_PREVIEW . "' " . "onclick=\"form_instantPreview('" . XOOPS_URL . "', '" . $this->getName() . "','" . XOOPS_URL . "/images', " . (int)($this->doHtml) . ", '" . $xoops->security()->createToken() . "')\"" . " />";
198:             $ret .= "<br />" . "<div id='" . $this->getName() . "_hidden' style='display: block;'> " . "<fieldset>" . "<legend>" . $button . "</legend>" . "<div id='" . $this->getName() . "_hidden_data'>" . \XoopsLocale::CLICK_PREVIEW_TO_SEE_CONTENT . "</div>" . "</fieldset>" . "</div>";
199:         }
200:         // Load javascript
201:         if (empty($js_loaded)) {
202:             $javascript = (($this->js)
203:                 ? '<script type="text/javascript">' . $this->js . '</script>'
204:                 : '') . '<script type="text/javascript" src="' . \XoopsBaseConfig::get('url') . '/include/formdhtmltextarea.js"></script>';
205:             $ret = $javascript . $ret;
206:             $js_loaded = true;
207:         }
208:         return $ret;
209:     }
210: 
211:     /**
212:      * codeIcon
213:      *
214:      * @return string
215:      */
216:     public function codeIcon()
217:     {
218:         $textarea_id = $this->getName();
219:         $xoops = \Xoops::getInstance();
220:         $myts = \Xoops\Core\Text\Sanitizer::getInstance();
221: 
222:         $code = '';
223:         $code .= '<img src="' . $xoops->url('images/form/url.gif') . '" alt="' . \XoopsLocale::URL
224:             . '" title="' . \XoopsLocale::URL . '" onclick="xoopsCodeUrl(\'' . $textarea_id . '\', \''
225:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_LINK_URL) . '\', \''
226:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_WEBSITE_TITLE)
227:             . '\')" onmouseover="style.cursor=\'hand\'" />&nbsp;';
228:         $code .= '<img src="' . $xoops->url('images/form/email.gif') . '" alt="' . \XoopsLocale::EMAIL
229:             . '" title="' . \XoopsLocale::EMAIL . '" onclick="xoopsCodeEmail(\'' . $textarea_id . '\', \''
230:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_EMAIL)
231:             . '\');"  onmouseover="style.cursor=\'hand\'" />&nbsp;';
232:         $code .= '<img src="' . $xoops->url('images/form/imgsrc.gif') . '" alt="' . \XoopsLocale::IMAGES
233:             . '" title="' . \XoopsLocale::IMAGES . '" onclick="xoopsCodeImg(\'' . $textarea_id . '\', \''
234:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_IMAGE_URL) . '\', \''
235:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_IMAGE_POSITION) . '\', \''
236:             . $myts->escapeForJavascript(\XoopsLocale::IMAGE_POSITION_DESCRIPTION) . '\', \''
237:             . $myts->escapeForJavascript(\XoopsLocale::E_ENTER_IMAGE_POSITION) . '\', \''
238:             . $myts->escapeForJavascript(\XoopsLocale::WIDTH) . '\');" onmouseover="style.cursor=\'hand\'" />&nbsp;';
239: 
240:         $extensions = array_filter($myts->listExtensions());
241:         foreach ($extensions as $extension) {
242:             list ($button, $js) = $myts->getDhtmlEditorSupport($extension, $textarea_id);
243:             if (!empty($button)) {
244:                 $code .= $button;
245:             }
246:             if (!empty($js)) {
247:                 $this->js .= $js;
248:             }
249:         }
250:         $code .= '<img src="' . $xoops->url('images/form/code.gif') .'" alt="' . \XoopsLocale::SOURCE_CODE . '" title="'
251:             . \XoopsLocale::SOURCE_CODE . '" onclick="xoopsCodeCode(\'' . $textarea_id . '\', \''
252:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_CODE) . '\');" onmouseover="style.cursor=\'hand\'" />&nbsp;';
253: 
254:         $code .= '<img src="' . $xoops->url('images/form/quote.gif') .'" alt="' . \XoopsLocale::QUOTE . '" title="'
255:             . \XoopsLocale::QUOTE . '" onclick="xoopsCodeQuote(\'' . $textarea_id . '\', \''
256:             . $myts->escapeForJavascript(\XoopsLocale::ENTER_QUOTE) . '\');" onmouseover="style.cursor=\'hand\'" />&nbsp;';
257: 
258:         $response = \Xoops::getInstance()->service('emoji')->renderEmojiSelector($this->getName());
259:         if ($response->isSuccess()) {
260:             $emojiSelector = $response->getValue();
261:             $code .= $emojiSelector;
262:         }
263: 
264:         return $code;
265:     }
266: 
267:     /**
268:      * fontArray
269:      *
270:      * @return string
271:      */
272:     public function fontArray()
273:     {
274:         $textarea_id = $this->getName();
275:         $hiddentext = $this->hiddenText;
276: 
277:         $fontStr = "<script type=\"text/javascript\" language=\"JavaScript\">";
278:         $fontStr .= "var _editor_dialog = ''" . "+ '<select class=\"span2\" id=\'{$textarea_id}Size\' onchange=\'xoopsSetElementAttribute(\"size\", this.options[this.selectedIndex].value, \"{$textarea_id}\", \"{$hiddentext}\");\'>'";
279:         $fontStr .= "+ '<option value=\'SIZE\'>" . \XoopsLocale::SIZE . "</option>'";
280:         $localeFontSizes = \XoopsLocale::getFontSizes();
281:         foreach ($localeFontSizes as $_val => $_name) {
282:             $fontStr .= " + '<option value=\'{$_val}\'>{$_name}</option>'";
283:         }
284:         $fontStr .= " + '</select> '";
285:         $fontStr .= "+ '<select class=\"span2\" id=\'{$textarea_id}Font\' onchange=\'xoopsSetElementAttribute(\"font\", this.options[this.selectedIndex].value, \"{$textarea_id}\", \"{$hiddentext}\");\'>'";
286:         $fontStr .= "+ '<option value=\'FONT\'>" . \XoopsLocale::FONT . "</option>'";
287:         $localeFonts = \XoopsLocale::getFonts();
288:         $fontarray = !empty($localeFonts) ? $localeFonts :
289:             array("Arial", "Courier", "Georgia", "Helvetica", "Impact", "Verdana", "Haettenschweiler");
290:         foreach ($fontarray as $font) {
291:             $fontStr .= " + '<option value=\'{$font}\'>{$font}</option>'";
292:         }
293:         $fontStr .= " + '</select> '";
294:         $fontStr .= "+ '<select class=\"span2\" id=\'{$textarea_id}Color\' onchange=\'xoopsSetElementAttribute(\"color\", this.options[this.selectedIndex].value, \"{$textarea_id}\", \"{$hiddentext}\");\'>'";
295:         $fontStr .= "+ '<option value=\'COLOR\'>" . \XoopsLocale::COLOR . "</option>';";
296:         $fontStr .= "var _color_array = new Array('00', '33', '66', '99', 'CC', 'FF');
297:             for(var i = 0; i < _color_array.length; i ++) {
298:                 for(var j = 0; j < _color_array.length; j ++) {
299:                     for(var k = 0; k < _color_array.length; k ++) {
300:                         var _color_ele = _color_array[i] + _color_array[j] + _color_array[k];
301:                         _editor_dialog += '<option value=\''+_color_ele+'\' style=\'background-color:#'+_color_ele+';color:#'+_color_ele+';\'>#'+_color_ele+'</option>';
302:                     }
303:                 }
304:             }
305:             _editor_dialog += '</select>';";
306: 
307:         $fontStr .= "document.write(_editor_dialog); </script>";
308: 
309:         $styleStr = "<img src='" . \XoopsBaseConfig::get('url') . "/images/bold.gif' alt='" . \XoopsLocale::BOLD . "' title='" . \XoopsLocale::BOLD . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeBold(\"{$hiddentext}\", \"{$textarea_id}\");' />&nbsp;";
310:         $styleStr .= "<img src='" . \XoopsBaseConfig::get('url') . "/images/italic.gif' alt='" . \XoopsLocale::ITALIC . "' title='" . \XoopsLocale::ITALIC . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeItalic(\"{$hiddentext}\", \"{$textarea_id}\");' />&nbsp;";
311:         $styleStr .= "<img src='" . \XoopsBaseConfig::get('url') . "/images/underline.gif' alt='" . \XoopsLocale::UNDERLINE . "' title='" . \XoopsLocale::UNDERLINE . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeUnderline(\"{$hiddentext}\", \"{$textarea_id}\");'/>&nbsp;";
312:         $styleStr .= "<img src='" . \XoopsBaseConfig::get('url') . "/images/linethrough.gif' alt='" . \XoopsLocale::LINE_THROUGH . "' title='" . \XoopsLocale::LINE_THROUGH . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeLineThrough(\"{$hiddentext}\", \"{$textarea_id}\");' />&nbsp;";
313: 
314:         $alignStr = "<img src='" . \XoopsBaseConfig::get('url') . "/images/alignleft.gif' alt='" . \XoopsLocale::LEFT . "' title='" . \XoopsLocale::LEFT . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeLeft(\"{$hiddentext}\", \"{$textarea_id}\");' />&nbsp;";
315:         $alignStr .= "<img src='" . \XoopsBaseConfig::get('url') . "/images/aligncenter.gif' alt='" . \XoopsLocale::CENTER . "' title='" . \XoopsLocale::CENTER . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeCenter(\"{$hiddentext}\", \"{$textarea_id}\");' />&nbsp;";
316:         $alignStr .= "<img src='" . \XoopsBaseConfig::get('url') . "/images/alignright.gif' alt='" . \XoopsLocale::RIGHT . "' title='" . \XoopsLocale::RIGHT . "' onmouseover='style.cursor=\"hand\"' onclick='xoopsMakeRight(\"{$hiddentext}\", \"{$textarea_id}\");' />&nbsp;";
317:         $fontStr = $fontStr . "<br />\n{$styleStr}&nbsp;{$alignStr}&nbsp;\n";
318:         return $fontStr;
319:     }
320: 
321:     /**
322:      * renderValidationJS
323:      *
324:      * @return bool|string
325:      */
326:     public function renderValidationJS()
327:     {
328:         if ($this->htmlEditor && is_object($this->htmlEditor) && method_exists($this->htmlEditor, 'renderValidationJS')) {
329:             if (!isset($this->htmlEditor->isEnabled) || $this->htmlEditor->isEnabled) {
330:                 return $this->htmlEditor->renderValidationJS();
331:             }
332:         }
333:         return parent::renderValidationJS();
334:     }
335: }
336: