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<?php
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/**
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* @category Library
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* @license MIT http://opensource.org/licenses/MIT
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* @link https://github.com/emlynwest/changelog
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*/
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namespace ChangeLog\IO;
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use stdClass;
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/**
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* Allows change log files to be read from GitHub and committed back.
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*
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* This class has the following config options
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* - repo: "<user>/<repo>" The full username and repo name to use.
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* - file: Path to the file from the root of the repo
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* - token: GitHub API token, can be generated under account -> applications
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* - commit_message: Optional commit message, used when setContent() is called.
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*
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* The token must have the "repo" or "public_repo" permission depending on the visibility of the repo.
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*/
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class GitHub extends AbstractGitHubIO
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{
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protected $configDefaults = [
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'commit_message' => 'Updates change log.',
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'line_separator' => "\n",
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];
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/**
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* {@inheritdoc}
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*/
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public function getContent()
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{
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$content = $this->requestFile();
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return explode(
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$this->getConfig('line_separator'),
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base64_decode($content->content)
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function setContent($content)
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{
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// Request the file so we can get its sha
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$fileInfo = $this->requestFile();
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$encodedContent = base64_encode($content);
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$data = [
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'message' => $this->getConfig('commit_message'),
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'content' => $encodedContent,
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'sha' => $fileInfo->sha,
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];
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$api = $this->getApi();
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$response = $api->put($this->getApiUrl(), $data);
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// Parse the response so an exception is thrown if anything goes funky
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$api->decode($response);
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}
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/**
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* Gets a URL for the GitHub api for our file.
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*
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* @return string
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*/
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protected function getApiUrl()
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{
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$repo = $this->getConfig('repo');
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$file = $this->getConfig('file');
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$url = "/repos/$repo/contents/$file";
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return $url;
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}
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/**
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* @return stdClass
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*/
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protected function requestFile()
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{
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$api = $this->getApi();
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$response = $api->get($this->getApiUrl());
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$content = $api->decode($response);
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return $content;
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}
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}
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