274 lines
9.9 KiB
PHP
274 lines
9.9 KiB
PHP
<?php
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/**
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* This file is part of PHPWord - A pure PHP library for reading and writing
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* word processing documents.
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*
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* PHPWord is free software distributed under the terms of the GNU Lesser
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* General Public License version 3 as published by the Free Software Foundation.
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*
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* For the full copyright and license information, please read the LICENSE
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* file that was distributed with this source code. For the full list of
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* contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
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*
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* @link https://github.com/PHPOffice/PHPWord
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* @copyright 2010-2014 PHPWord contributors
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* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
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*/
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namespace PhpOffice\PhpWord\Element;
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/**
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* Container abstract class
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*
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* @method Text addText(string $text, mixed $fStyle = null, mixed $pStyle = null)
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* @method TextRun addTextRun(mixed $pStyle = null)
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* @method Link addLink(string $target, string $text = null, mixed $fStyle = null, mixed $pStyle = null)
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* @method PreserveText addPreserveText(string $text, mixed $fStyle = null, mixed $pStyle = null)
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* @method void addTextBreak(int $count = 1, mixed $fStyle = null, mixed $pStyle = null)
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* @method ListItem addListItem(string $txt, int $depth = 0, mixed $font = null, mixed $list = null, mixed $para = null)
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* @method ListItemRun addListItemRun(int $depth = 0, mixed $listStyle = null, mixed $pStyle = null)
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* @method Footnote addFootnote(mixed $pStyle = null)
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* @method Endnote addEndnote(mixed $pStyle = null)
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* @method CheckBox addCheckBox(string $name, $text, mixed $fStyle = null, mixed $pStyle = null)
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* @method Title addTitle(string $text, int $depth = 1)
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* @method TOC addTOC(mixed $fontStyle = null, mixed $tocStyle = null, int $minDepth = 1, int $maxDepth = 9)
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*
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* @method PageBreak addPageBreak()
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* @method Table addTable(mixed $style = null)
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* @method Image addImage(string $source, mixed $style = null, bool $isWatermark = false)
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* @method Object addObject(string $source, mixed $style = null)
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* @method TextBox addTextBox(mixed $style = null)
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* @method Field addField(string $type = null, array $properties = array(), array $options = array())
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* @method Line addLine(mixed $lineStyle = null)
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* @method Shape addObject(string $type, mixed $style = null)
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*
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* @since 0.10.0
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*/
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abstract class AbstractContainer extends AbstractElement
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{
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/**
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* Elements collection
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*
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* @var array
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*/
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protected $elements = array();
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/**
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* Container type Section|Header|Footer|Footnote|Endnote|Cell|TextRun|TextBox|ListItemRun
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*
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* @var string
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*/
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protected $container;
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/**
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* Magic method to catch all 'addElement' variation
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*
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* This removes addText, addTextRun, etc. When adding new element, we have to
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* add the model in the class docblock with `@method`.
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*
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* Warning: This makes capitalization matters, e.g. addCheckbox or addcheckbox won't work.
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*
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* @param mixed $function
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* @param mixed $args
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* @return \PhpOffice\PhpWord\Element\AbstractElement
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*/
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public function __call($function, $args)
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{
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$elements = array('Text', 'TextRun', 'Link', 'PreserveText', 'TextBreak',
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'ListItem', 'ListItemRun', 'Table', 'Image', 'Object', 'Footnote',
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'Endnote', 'CheckBox', 'TextBox', 'Field', 'Line', 'Shape',
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'Title', 'TOC', 'PageBreak');
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$functions = array();
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for ($i = 0; $i < count($elements); $i++) {
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$functions[$i] = 'add' . $elements[$i];
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}
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// Run valid `add` command
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if (in_array($function, $functions)) {
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$element = str_replace('add', '', $function);
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// Special case for TextBreak
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// @todo Remove the `$count` parameter in 1.0.0 to make this element similiar to other elements?
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if ($element == 'TextBreak') {
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@list($count, $fontStyle, $paragraphStyle) = $args; // Suppress error
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if ($count === null) {
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$count = 1;
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}
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for ($i = 1; $i <= $count; $i++) {
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$this->addElement($element, $fontStyle, $paragraphStyle);
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}
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// All other elements
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} else {
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array_unshift($args, $element); // Prepend element name to the beginning of args array
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return call_user_func_array(array($this, 'addElement'), $args);
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}
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}
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return null;
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}
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/**
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* Add element
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*
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* Each element has different number of parameters passed
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*
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* @param string $elementName
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* @return \PhpOffice\PhpWord\Element\AbstractElement
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*/
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protected function addElement($elementName)
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{
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$elementClass = __NAMESPACE__ . '\\' . $elementName;
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$this->checkValidity($elementName);
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// Get arguments
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$args = func_get_args();
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$withoutP = in_array($this->container, array('TextRun', 'Footnote', 'Endnote', 'ListItemRun', 'Field'));
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if ($withoutP && ($elementName == 'Text' || $elementName == 'PreserveText')) {
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$args[3] = null; // Remove paragraph style for texts in textrun
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}
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// Create element using reflection
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$reflection = new \ReflectionClass($elementClass);
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$elementArgs = $args;
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array_shift($elementArgs); // Shift the $elementName off the beginning of array
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/** @var \PhpOffice\PhpWord\Element\AbstractElement $element Type hint */
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$element = $reflection->newInstanceArgs($elementArgs);
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// Set parent container
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$element->setParentContainer($this);
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$element->setElementIndex($this->countElements() + 1);
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$element->setElementId();
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$this->elements[] = $element;
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return $element;
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}
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/**
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* Get all elements
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*
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* @return array
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*/
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public function getElements()
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{
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return $this->elements;
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}
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/**
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* Count elements
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*
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* @return int
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*/
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public function countElements()
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{
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return count($this->elements);
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}
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/**
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* Check if a method is allowed for the current container
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*
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* @param string $method
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* @return bool
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* @throws \BadMethodCallException
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*/
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private function checkValidity($method)
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{
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// Valid containers for each element
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$allContainers = array(
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'Section', 'Header', 'Footer', 'Footnote', 'Endnote',
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'Cell', 'TextRun', 'TextBox', 'ListItemRun',
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);
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$validContainers = array(
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'Text' => $allContainers,
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'Link' => $allContainers,
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'TextBreak' => $allContainers,
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'Image' => $allContainers,
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'Object' => $allContainers,
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'Field' => $allContainers,
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'Line' => $allContainers,
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'Shape' => $allContainers,
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'TextRun' => array('Section', 'Header', 'Footer', 'Cell', 'TextBox'),
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'ListItem' => array('Section', 'Header', 'Footer', 'Cell', 'TextBox'),
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'ListItemRun' => array('Section', 'Header', 'Footer', 'Cell', 'TextBox'),
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'Table' => array('Section', 'Header', 'Footer', 'Cell', 'TextBox'),
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'CheckBox' => array('Section', 'Header', 'Footer', 'Cell'),
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'TextBox' => array('Section', 'Header', 'Footer', 'Cell'),
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'Footnote' => array('Section', 'TextRun', 'Cell'),
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'Endnote' => array('Section', 'TextRun', 'Cell'),
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'PreserveText' => array('Header', 'Footer', 'Cell'),
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'Title' => array('Section'),
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'TOC' => array('Section'),
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'PageBreak' => array('Section'),
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);
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// Special condition, e.g. preservetext can only exists in cell when
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// the cell is located in header or footer
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$validSubcontainers = array(
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'PreserveText' => array(array('Cell'), array('Header', 'Footer')),
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'Footnote' => array(array('Cell', 'TextRun'), array('Section')),
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'Endnote' => array(array('Cell', 'TextRun'), array('Section')),
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);
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// Check if a method is valid for current container
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if (array_key_exists($method, $validContainers)) {
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if (!in_array($this->container, $validContainers[$method])) {
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throw new \BadMethodCallException("Cannot add $method in $this->container.");
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}
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}
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// Check if a method is valid for current container, located in other container
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if (array_key_exists($method, $validSubcontainers)) {
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$rules = $validSubcontainers[$method];
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$containers = $rules[0];
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$allowedDocParts = $rules[1];
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foreach ($containers as $container) {
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if ($this->container == $container && !in_array($this->getDocPart(), $allowedDocParts)) {
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throw new \BadMethodCallException("Cannot add $method in $this->container.");
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}
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}
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}
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return true;
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}
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/**
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* Add memory image element
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*
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* @param string $src
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* @param mixed $style
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* @return \PhpOffice\PhpWord\Element\Image
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* @deprecated 0.9.0
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* @codeCoverageIgnore
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*/
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public function addMemoryImage($src, $style = null)
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{
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return $this->addImage($src, $style);
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}
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/**
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* Create textrun element
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*
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* @param mixed $paragraphStyle
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* @return \PhpOffice\PhpWord\Element\TextRun
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* @deprecated 0.10.0
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* @codeCoverageIgnore
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*/
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public function createTextRun($paragraphStyle = null)
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{
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return $this->addTextRun($paragraphStyle);
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}
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/**
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* Create footnote element
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*
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* @param mixed $paragraphStyle
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* @return \PhpOffice\PhpWord\Element\Footnote
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* @deprecated 0.10.0
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* @codeCoverageIgnore
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*/
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public function createFootnote($paragraphStyle = null)
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{
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return $this->addFootnote($paragraphStyle);
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}
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}
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