243 lines
10 KiB
PHP
243 lines
10 KiB
PHP
<?php
|
|
|
|
require_once DOKU_PLUGIN . 'odt/ODT/ODTDocument.php';
|
|
|
|
/**
|
|
* ODTParagraph:
|
|
* Class containing static code for handling spans.
|
|
*
|
|
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
|
|
*/
|
|
class ODTSpan
|
|
{
|
|
/**
|
|
* Open a text span.
|
|
*
|
|
* @param string $styleName The style to use.
|
|
*/
|
|
public static function spanOpen(ODTInternalParams $params, $styleName, $element=NULL, $attributes=NULL){
|
|
if ($element == NULL) {
|
|
$element = 'span';
|
|
}
|
|
if ($params->elementObj == NULL) {
|
|
$properties = array();
|
|
ODTUtility::openHTMLElement ($params, $properties, $element, $attributes);
|
|
}
|
|
|
|
$span = new ODTElementSpan ($styleName);
|
|
$params->document->state->enter($span);
|
|
$params->content .= $span->getOpeningTag();
|
|
$span->setHTMLElement ($element);
|
|
}
|
|
|
|
/**
|
|
* This function opens a new span using the style as set in the imported CSS $import.
|
|
* So, the function requires the helper class 'helper_plugin_odt_cssimport'.
|
|
* The CSS style is selected by the element type 'span' and the specified classes in $classes.
|
|
* The property 'background-image' is not supported by an ODT span. This will be emulated
|
|
* by inserting an image manually in the span. If the url from the CSS should be converted to
|
|
* a local path, then the caller can specify a $baseURL. The full path will then be $baseURL/background-image.
|
|
*
|
|
* This function calls _odtSpanOpenUseProperties. See the function description for supported properties.
|
|
*
|
|
* The span should be closed by calling '_odtSpanClose'.
|
|
*
|
|
* @author LarsDW223
|
|
*
|
|
* @param helper_plugin_odt_cssimport $import
|
|
* @param $classes
|
|
* @param $baseURL
|
|
* @param $element
|
|
*/
|
|
public static function spanOpenUseCSS(ODTInternalParams $params, $element=NULL, $attributes=NULL){
|
|
$properties = array();
|
|
ODTUtility::openHTMLElement ($params, $properties, $element, $attributes);
|
|
$params->elementObj = $params->htmlStack->getCurrentElement();
|
|
|
|
self::spanOpenUseProperties($params, $properties);
|
|
}
|
|
|
|
/**
|
|
* This function opens a new span using the style as set in the assoziative array $properties.
|
|
* The parameters in the array should be named as the CSS property names e.g. 'color' or 'background-color'.
|
|
* The property 'background-image' is not supported by an ODT span. This will be emulated
|
|
* by inserting an image manually in the span.
|
|
*
|
|
* background-color, color, font-style, font-weight, font-size, border, font-family, font-variant, letter-spacing,
|
|
* vertical-align, background-image (emulated)
|
|
*
|
|
* The span should be closed by calling '_odtSpanClose'.
|
|
*
|
|
* @author LarsDW223
|
|
*
|
|
* @param array $properties
|
|
*/
|
|
public static function spanOpenUseProperties(ODTInternalParams $params, $properties){
|
|
$disabled = array ();
|
|
|
|
$odt_bg = $properties ['background-color'];
|
|
$picture = $properties ['background-image'];
|
|
|
|
if ( !empty ($picture) ) {
|
|
// If a picture/background-image is set, than we insert it manually here.
|
|
// This is a workaround because ODT does not support the background-image attribute in a span.
|
|
|
|
// Define graphic style for picture
|
|
$style_name = ODTStyle::getNewStylename('span_graphic');
|
|
$image_style = '<style:style style:name="'.$style_name.'" style:family="graphic" style:parent-style-name="'.$params->document->getStyleName('graphics').'"><style:graphic-properties style:vertical-pos="middle" style:vertical-rel="text" style:horizontal-pos="from-left" style:horizontal-rel="paragraph" fo:background-color="'.$odt_bg.'" style:flow-with-text="true"></style:graphic-properties></style:style>';
|
|
|
|
// Add style and image to our document
|
|
// (as unknown style because style-family graphic is not supported)
|
|
$style_obj = ODTUnknownStyle::importODTStyle($image_style);
|
|
$params->document->addAutomaticStyle($style_obj);
|
|
ODTImage::addImage ($params, $picture, NULL, NULL, NULL, NULL, $style_name);
|
|
}
|
|
|
|
// Create a text style for our span
|
|
$disabled ['background-image'] = 1;
|
|
$style_obj = ODTTextStyle::createTextStyle ($properties, $disabled);
|
|
$params->document->addAutomaticStyle($style_obj);
|
|
$style_name = $style_obj->getProperty('style-name');
|
|
|
|
// Open span
|
|
self::spanOpen($params, $style_name);
|
|
}
|
|
|
|
/**
|
|
* Close a text span.
|
|
*
|
|
* @param string $style_name The style to use.
|
|
*/
|
|
public static function spanClose(ODTInternalParams $params) {
|
|
ODTUtility::closeHTMLElement ($params, $params->document->state->getHTMLElement());
|
|
$params->document->closeCurrentElement($params->content);
|
|
}
|
|
|
|
public static function createSpanInternal (ODTInternalParams $params, $attributes) {
|
|
// Get properties
|
|
$properties = array();
|
|
ODTUtility::getHTMLElementProperties ($params, $properties, 'span', $attributes);
|
|
|
|
// Create automatic style
|
|
$properties ['style-name'] = ODTStyle::getNewStylename ('span');
|
|
$params->document->createTextStyle($properties, false);
|
|
|
|
// Return style name
|
|
return $properties ['style-name'];
|
|
}
|
|
|
|
public static function generateSpansfromHTMLCode(ODTInternalParams $params, $HTMLCode){
|
|
$spans = array ('sup' => array ('open' => '<text:span text:style-name="sup">',
|
|
'close' => '</text:span>'),
|
|
'sub' => array ('open' => '<text:span text:style-name="sub">',
|
|
'close' => '</text:span>'),
|
|
'u' => array ('open' => '<text:span text:style-name="underline">',
|
|
'close' => '</text:span>'),
|
|
'em' => array ('open' => '<text:span text:style-name="Emphasis">',
|
|
'close' => '</text:span>'),
|
|
'strong' => array ('open' => '<text:span text:style-name="Strong_20_Emphasis">',
|
|
'close' => '</text:span>'),
|
|
'del' => array ('open' => '<text:span text:style-name="del">',
|
|
'close' => '</text:span>'),
|
|
);
|
|
$parsed = array();
|
|
|
|
// First examine $HTMLCode and differ between normal content,
|
|
// opening tags and closing tags.
|
|
$max = strlen ($HTMLCode);
|
|
$pos = 0;
|
|
while ($pos < $max) {
|
|
$found = ODTUtility::getNextTag($HTMLCode, $pos);
|
|
if ($found !== false) {
|
|
$entry = array();
|
|
$entry ['content'] = substr($HTMLCode, $pos, $found [0]-$pos);
|
|
if ($entry ['content'] === false) {
|
|
$entry ['content'] = '';
|
|
}
|
|
$parsed [] = $entry;
|
|
|
|
$tagged = substr($HTMLCode, $found [0], $found [1]-$found [0]+1);
|
|
$entry = array();
|
|
|
|
if ($HTMLCode [$found[1]-1] == '/') {
|
|
// Element without content <abc/>, doesn'T make sense, save as content
|
|
$entry ['content'] = $tagged;
|
|
} else {
|
|
if ($HTMLCode [$found[0]+1] != '/') {
|
|
$parts = explode(' ', trim($tagged, '<> '), 2);
|
|
$entry ['tag-open'] = $parts [0];
|
|
if ($parts [1] !== NULL ) {
|
|
$entry ['attributes'] = $parts [1];
|
|
}
|
|
$entry ['tag-orig'] = $tagged;
|
|
} else {
|
|
$entry ['tag-close'] = trim ($tagged, '<>/ ');
|
|
$entry ['tag-orig'] = $tagged;
|
|
}
|
|
}
|
|
$entry ['matched'] = false;
|
|
$parsed [] = $entry;
|
|
|
|
$pos = $found [1]+1;
|
|
} else {
|
|
$entry = array();
|
|
$entry ['content'] = substr($HTMLCode, $pos);
|
|
$parsed [] = $entry;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Check each array entry.
|
|
$checked = array();
|
|
for ($out = 0 ; $out < count($parsed) ; $out++) {
|
|
if ($checked [$out] !== NULL) {
|
|
continue;
|
|
}
|
|
$found = &$parsed [$out];
|
|
if ($found ['content'] !== NULL) {
|
|
$checked [$out] = $params->document->replaceXMLEntities($found ['content']);
|
|
} else if ($found ['tag-open'] !== NULL) {
|
|
$closed = false;
|
|
|
|
for ($in = $out+1 ; $in < count($parsed) ; $in++) {
|
|
$search = &$parsed [$in];
|
|
if ($search ['tag-close'] !== NULL &&
|
|
$found ['tag-open'] == $search ['tag-close'] &&
|
|
$search ['matched'] === false &&
|
|
(array_key_exists($found ['tag-open'], $spans) || $found ['tag-open'] == 'span')) {
|
|
|
|
$closed = true;
|
|
$search ['matched'] = true;
|
|
|
|
// Known and closed tag, convert to ODT
|
|
if ($found ['tag-open'] != 'span') {
|
|
$checked [$out] = $spans [$found ['tag-open']]['open'];
|
|
$checked [$in] = $spans [$found ['tag-open']]['close'];
|
|
} else {
|
|
$style_name = self::createSpanInternal ($params, $found ['attributes']);
|
|
$checked [$out] = '<text:span text:style-name="'.$style_name.'">';
|
|
$checked [$in] = '</text:span>';
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Known tag? Closing tag found?
|
|
if (!$closed) {
|
|
// No, save as content
|
|
$checked [$out] = $params->document->replaceXMLEntities($found ['tag-orig']);
|
|
}
|
|
} else if ($found ['tag-close'] !== NULL) {
|
|
// If we find a closing tag it means it did not match
|
|
// an opening tag. Convert to content!
|
|
$checked [$out] = $params->document->replaceXMLEntities($found ['tag-orig']);
|
|
}
|
|
}
|
|
|
|
// Add checked entries to content
|
|
for ($index = 0 ; $index < count($checked) ; $index++) {
|
|
$params->content .= $checked [$index];
|
|
}
|
|
}
|
|
}
|