Completed
Pull Request — master (#138)
by Jonathan
03:28 queued 01:51
created

Template::append()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 12
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 8
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 12
ccs 8
cts 8
cp 1
rs 9.4285
c 0
b 0
f 0
cc 2
eloc 6
nc 2
nop 0
crap 2
1
<?php
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namespace League\Plates\Template;
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use Exception;
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use League\Plates\Engine;
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use LogicException;
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use Throwable;
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/**
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 * Container which holds template data and provides access to template functions.
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 */
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class Template
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{
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    /**
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     * Instance of the template engine.
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     * @var Engine
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     */
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    protected $engine;
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    /**
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     * The name of the template.
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     * @var Name
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     */
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    protected $name;
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    /**
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     * The data assigned to the template.
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     * @var array
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     */
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    protected $data = array();
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    /**
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     * An array of section content.
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     * @var array
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     */
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    protected $sections = array();
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    /**
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     * The name of the template layout.
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     * @var string
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     */
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    protected $layoutName;
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    /**
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     * The data assigned to the template layout.
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     * @var array
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     */
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    protected $layoutData;
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    /**
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     * Create new Template instance.
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     * @param Engine $engine
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     * @param string $name
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     */
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    public function __construct(Engine $engine, $name)
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    {
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        $this->engine = $engine;
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        $this->name = new Name($engine, $name);
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        $this->data($this->engine->getData($name));
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    }
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    /**
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     * Magic method used to call extension functions.
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     * @param  string $name
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     * @param  array  $arguments
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     * @return mixed
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     */
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    public function __call($name, $arguments)
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    {
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        return $this->engine->getFunction($name)->call($this, $arguments);
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    }
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    /**
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     * Alias for render() method.
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     * @throws \Throwable
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     * @throws \Exception
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     * @return string
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     */
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    public function __toString()
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    {
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        return $this->render();
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    }
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    /**
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     * Assign or get template data.
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     * @param  array $data
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     * @return mixed
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     */
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    public function data(array $data = null)
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    {
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        if (is_null($data)) {
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            return $this->data;
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        }
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        $this->data = array_merge($this->data, $data);
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    }
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    /**
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     * Check if the template exists.
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     * @return boolean
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     */
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    public function exists()
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    {
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        return $this->name->doesPathExist();
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    }
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    /**
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     * Get the template path.
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     * @return string
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     */
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    public function path()
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    {
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        return $this->name->getPath();
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    }
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    /**
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     * Render the template and layout.
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     * @param  array  $data
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     * @throws \Throwable
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     * @throws \Exception
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     * @return string
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     */
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    public function render(array $data = array())
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    {
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        $this->data($data);
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        unset($data);
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        extract($this->data);
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        if (!$this->exists()) {
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            throw new LogicException(
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                'The template "' . $this->name->getName() . '" could not be found at "' . $this->path() . '".'
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            );
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        }
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        try {
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            $level = ob_get_level();
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            ob_start();
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            include $this->path();
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            $content = ob_get_clean();
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            if (isset($this->layoutName)) {
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                $layout = $this->engine->make($this->layoutName);
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                $layout->sections = array_merge($this->sections, array('content' => $content));
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                $content = $layout->render($this->layoutData);
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            }
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            return $content;
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        } catch (Throwable $e) {
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153 5
            while (ob_get_level() > $level) {
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                ob_end_clean();
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            }
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157 5
            throw $e;
158 15
        } catch (Exception $e) {
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            while (ob_get_level() > $level) {
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                ob_end_clean();
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            }
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            throw $e;
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        }
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    }
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    /**
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     * Set the template's layout.
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     * @param  string $name
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     * @param  array  $data
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     * @return null
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     */
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    public function layout($name, array $data = array())
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    {
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        $this->layoutName = $name;
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        $this->layoutData = $data;
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    }
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    /**
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     * Start a new section block.
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     * @param  string $name
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     * @return null
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     */
184 12
    public function start($name)
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    {
186 12
        if ($name === 'content') {
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            throw new LogicException(
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                'The section name "content" is reserved.'
189 3
            );
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        }
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192 8
        if (!isset($this->sections[$name])) {
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            $this->sections[$name] = '';
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        }
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196 8
        ob_start();
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    }
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    /**
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     * Stop the current section block.
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     * @return null
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     */
203 12
    public function stop()
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    {
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        if (empty($this->sections)) {
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            throw new LogicException(
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                'You must start a section before you can stop it.'
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            );
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        }
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        end($this->sections);
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        $this->sections[key($this->sections)] = ob_get_clean();
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    }
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    /**
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     * Stop the current section block and append the results.
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     * @return null
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     */
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    public function append()
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    {
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        if (empty($this->sections)) {
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            throw new LogicException(
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                'You must start a section before you can append it.'
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            );
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        }
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        end($this->sections);
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        $this->sections[key($this->sections)] .= ob_get_clean();
231 4
    }
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    /**
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     * Returns the content for a section block.
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     * @param  string      $name    Section name
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     * @param  string      $default Default section content
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     * @return string|null
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     */
239 16
    public function section($name, $default = null)
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    {
241 16
        if (!isset($this->sections[$name])) {
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            return $default;
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        }
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245 8
        return $this->sections[$name];
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    }
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    /**
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     * Fetch a rendered template.
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     * @param  string $name
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     * @param  array  $data
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     * @return string
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     */
254 4
    public function fetch($name, array $data = array())
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    {
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        return $this->engine->render($name, $data);
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    }
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    /**
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     * Output a rendered template.
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     * @param  string $name
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     * @param  array  $data
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     * @return null
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     */
265 4
    public function insert($name, array $data = array())
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    {
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        echo $this->engine->render($name, $data);
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    }
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    /**
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     * Apply multiple functions to variable.
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     * @param  mixed  $var
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     * @param  string $functions
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     * @return mixed
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     */
276 12
    public function batch($var, $functions)
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    {
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        foreach (explode('|', $functions) as $function) {
279 12
            if ($this->engine->doesFunctionExist($function)) {
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                $var = call_user_func(array($this, $function), $var);
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            } elseif (is_callable($function)) {
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                $var = call_user_func($function, $var);
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            } else {
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                throw new LogicException(
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                    'The batch function could not find the "' . $function . '" function.'
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                );
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            }
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        }
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290 8
        return $var;
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    }
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    /**
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     * Escape string.
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     * @param  string      $string
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     * @param  null|string $functions
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     * @return string
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     */
299 12
    public function escape($string, $functions = null)
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    {
301 12
        static $flags;
302
303 12
        if (!isset($flags)) {
304 4
            $flags = ENT_QUOTES | (defined('ENT_SUBSTITUTE') ? ENT_SUBSTITUTE : 0);
305 3
        }
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307 12
        if ($functions) {
308 4
            $string = $this->batch($string, $functions);
309 3
        }
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311 12
        return htmlspecialchars($string, $flags, 'UTF-8');
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    }
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    /**
315
     * Alias to escape function.
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     * @param  string      $string
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     * @param  null|string $functions
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     * @return string
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     */
320 4
    public function e($string, $functions = null)
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    {
322 4
        return $this->escape($string, $functions);
323
    }
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}
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