/halogy/helpers/html_helper.php

  1<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
  2/**
  3 * CodeIgniter
  4 *
  5 * An open source application development framework for PHP 4.3.2 or newer
  6 *
  7 * @package		CodeIgniter
  8 * @author		ExpressionEngine Dev Team
  9 * @copyright	Copyright (c) 2008 - 2009, EllisLab, Inc.
 10 * @license		http://codeigniter.com/user_guide/license.html
 11 * @link		http://codeigniter.com
 12 * @since		Version 1.0
 13 * @filesource
 14 */
 15
 16// ------------------------------------------------------------------------
 17
 18/**
 19 * CodeIgniter HTML Helpers
 20 *
 21 * @package		CodeIgniter
 22 * @subpackage	Helpers
 23 * @category	Helpers
 24 * @author		ExpressionEngine Dev Team
 25 * @link		http://codeigniter.com/user_guide/helpers/html_helper.html
 26 */
 27
 28// ------------------------------------------------------------------------
 29
 30/**
 31 * Heading
 32 *
 33 * Generates an HTML heading tag.  First param is the data.
 34 * Second param is the size of the heading tag.
 35 *
 36 * @access	public
 37 * @param	string
 38 * @param	integer
 39 * @return	string
 40 */
 41if ( ! function_exists('heading'))
 42{
 43	function heading($data = '', $h = '1')
 44	{
 45		return "<h".$h.">".$data."</h".$h.">";
 46	}
 47}
 48
 49// ------------------------------------------------------------------------
 50
 51/**
 52 * Unordered List
 53 *
 54 * Generates an HTML unordered list from an single or multi-dimensional array.
 55 *
 56 * @access	public
 57 * @param	array
 58 * @param	mixed
 59 * @return	string
 60 */
 61if ( ! function_exists('ul'))
 62{
 63	function ul($list, $attributes = '')
 64	{
 65		return _list('ul', $list, $attributes);
 66	}
 67}
 68
 69// ------------------------------------------------------------------------
 70
 71/**
 72 * Ordered List
 73 *
 74 * Generates an HTML ordered list from an single or multi-dimensional array.
 75 *
 76 * @access	public
 77 * @param	array
 78 * @param	mixed
 79 * @return	string
 80 */
 81if ( ! function_exists('ol'))
 82{
 83	function ol($list, $attributes = '')
 84	{
 85		return _list('ol', $list, $attributes);
 86	}
 87}
 88
 89// ------------------------------------------------------------------------
 90
 91/**
 92 * Generates the list
 93 *
 94 * Generates an HTML ordered list from an single or multi-dimensional array.
 95 *
 96 * @access	private
 97 * @param	string
 98 * @param	mixed
 99 * @param	mixed
100 * @param	intiger
101 * @return	string
102 */
103if ( ! function_exists('_list'))
104{
105	function _list($type = 'ul', $list, $attributes = '', $depth = 0)
106	{
107		// If an array wasn't submitted there's nothing to do...
108		if ( ! is_array($list))
109		{
110			return $list;
111		}
112
113		// Set the indentation based on the depth
114		$out = str_repeat(" ", $depth);
115
116		// Were any attributes submitted?  If so generate a string
117		if (is_array($attributes))
118		{
119			$atts = '';
120			foreach ($attributes as $key => $val)
121			{
122				$atts .= ' ' . $key . '="' . $val . '"';
123			}
124			$attributes = $atts;
125		}
126
127		// Write the opening list tag
128		$out .= "<".$type.$attributes.">\n";
129
130		// Cycle through the list elements.  If an array is
131		// encountered we will recursively call _list()
132
133		static $_last_list_item = '';
134		foreach ($list as $key => $val)
135		{
136			$_last_list_item = $key;
137
138			$out .= str_repeat(" ", $depth + 2);
139			$out .= "<li>";
140
141			if ( ! is_array($val))
142			{
143				$out .= $val;
144			}
145			else
146			{
147				$out .= $_last_list_item."\n";
148				$out .= _list($type, $val, '', $depth + 4);
149				$out .= str_repeat(" ", $depth + 2);
150			}
151
152			$out .= "</li>\n";
153		}
154
155		// Set the indentation for the closing tag
156		$out .= str_repeat(" ", $depth);
157
158		// Write the closing list tag
159		$out .= "</".$type.">\n";
160
161		return $out;
162	}
163}
164
165// ------------------------------------------------------------------------
166
167/**
168 * Generates HTML BR tags based on number supplied
169 *
170 * @access	public
171 * @param	integer
172 * @return	string
173 */
174if ( ! function_exists('br'))
175{
176	function br($num = 1)
177	{
178		return str_repeat("<br />", $num);
179	}
180}
181
182// ------------------------------------------------------------------------
183
184/**
185 * Image
186 *
187 * Generates an <img /> element
188 *
189 * @access	public
190 * @param	mixed
191 * @return	string
192 */
193if ( ! function_exists('img'))
194{
195	function img($src = '', $index_page = FALSE)
196	{
197		if ( ! is_array($src) )
198		{
199			$src = array('src' => $src);
200		}
201
202		$img = '<img';
203
204		foreach ($src as $k=>$v)
205		{
206
207			if ($k == 'src' AND strpos($v, '://') === FALSE)
208			{
209				$CI =& get_instance();
210
211				if ($index_page === TRUE)
212				{
213					$img .= ' src="'.$CI->config->site_url($v).'" ';
214				}
215				else
216				{
217					$img .= ' src="'.$CI->config->slash_item('base_url').$v.'" ';
218				}
219			}
220			else
221			{
222				$img .= " $k=\"$v\" ";
223			}
224		}
225
226		$img .= '/>';
227
228		return $img;
229	}
230}
231
232// ------------------------------------------------------------------------
233
234/**
235 * Doctype
236 *
237 * Generates a page document type declaration
238 *
239 * Valid options are xhtml-11, xhtml-strict, xhtml-trans, xhtml-frame,
240 * html4-strict, html4-trans, and html4-frame.  Values are saved in the
241 * doctypes config file.
242 *
243 * @access	public
244 * @param	string	type	The doctype to be generated
245 * @return	string
246 */
247if ( ! function_exists('doctype'))
248{
249	function doctype($type = 'xhtml1-strict')
250	{
251		global $_doctypes;
252
253		if ( ! is_array($_doctypes))
254		{
255			if ( ! require_once(APPPATH.'config/doctypes.php'))
256			{
257				return FALSE;
258			}
259		}
260
261		if (isset($_doctypes[$type]))
262		{
263			return $_doctypes[$type];
264		}
265		else
266		{
267			return FALSE;
268		}
269	}
270}
271
272// ------------------------------------------------------------------------
273
274/**
275 * Link
276 *
277 * Generates link to a CSS file
278 *
279 * @access	public
280 * @param	mixed	stylesheet hrefs or an array
281 * @param	string	rel
282 * @param	string	type
283 * @param	string	title
284 * @param	string	media
285 * @param	boolean	should index_page be added to the css path
286 * @return	string
287 */
288if ( ! function_exists('link_tag'))
289{
290	function link_tag($href = '', $rel = 'stylesheet', $type = 'text/css', $title = '', $media = '', $index_page = FALSE)
291	{
292		$CI =& get_instance();
293
294		$link = '<link ';
295
296		if (is_array($href))
297		{
298			foreach ($href as $k=>$v)
299			{
300				if ($k == 'href' AND strpos($v, '://') === FALSE)
301				{
302					if ($index_page === TRUE)
303					{
304						$link .= ' href="'.$CI->config->site_url($v).'" ';
305					}
306					else
307					{
308						$link .= ' href="'.$CI->config->slash_item('base_url').$v.'" ';
309					}
310				}
311				else
312				{
313					$link .= "$k=\"$v\" ";
314				}
315			}
316
317			$link .= "/>";
318		}
319		else
320		{
321			if ( strpos($href, '://') !== FALSE)
322			{
323				$link .= ' href="'.$href.'" ';
324			}
325			elseif ($index_page === TRUE)
326			{
327				$link .= ' href="'.$CI->config->site_url($href).'" ';
328			}
329			else
330			{
331				$link .= ' href="'.$CI->config->slash_item('base_url').$href.'" ';
332			}
333
334			$link .= 'rel="'.$rel.'" type="'.$type.'" ';
335
336			if ($media	!= '')
337			{
338				$link .= 'media="'.$media.'" ';
339			}
340
341			if ($title	!= '')
342			{
343				$link .= 'title="'.$title.'" ';
344			}
345
346			$link .= '/>';
347		}
348
349
350		return $link;
351	}
352}
353
354// ------------------------------------------------------------------------
355
356/**
357 * Generates meta tags from an array of key/values
358 *
359 * @access	public
360 * @param	array
361 * @return	string
362 */
363if ( ! function_exists('meta'))
364{
365	function meta($name = '', $content = '', $type = 'name', $newline = "\n")
366	{
367		// Since we allow the data to be passes as a string, a simple array
368		// or a multidimensional one, we need to do a little prepping.
369		if ( ! is_array($name))
370		{
371			$name = array(array('name' => $name, 'content' => $content, 'type' => $type, 'newline' => $newline));
372		}
373		else
374		{
375			// Turn single array into multidimensional
376			if (isset($name['name']))
377			{
378				$name = array($name);
379			}
380		}
381
382		$str = '';
383		foreach ($name as $meta)
384		{
385			$type 		= ( ! isset($meta['type']) OR $meta['type'] == 'name') ? 'name' : 'http-equiv';
386			$name 		= ( ! isset($meta['name'])) 	? '' 	: $meta['name'];
387			$content	= ( ! isset($meta['content']))	? '' 	: $meta['content'];
388			$newline	= ( ! isset($meta['newline']))	? "\n"	: $meta['newline'];
389
390			$str .= '<meta '.$type.'="'.$name.'" content="'.$content.'" />'.$newline;
391		}
392
393		return $str;
394	}
395}
396
397// ------------------------------------------------------------------------
398
399/**
400 * Generates non-breaking space entities based on number supplied
401 *
402 * @access	public
403 * @param	integer
404 * @return	string
405 */
406if ( ! function_exists('nbs'))
407{
408	function nbs($num = 1)
409	{
410		return str_repeat("&nbsp;", $num);
411	}
412}
413
414
415/* End of file html_helper.php */
416/* Location: ./system/helpers/html_helper.php */