public function grab()
{
$weibos = WeiBo::whereStatus(0)->get();
$count = count($weibos);
foreach ($weibos as $key => $weibo) {
$this->comment($weibo->url . " {$key}/{$count}");
$crawler = new Crawler();
$crawler->get($weibo->url)->startfilter();
$file = fopen('./test.html', 'w');
fwrite($file, $crawler->getBody());
$weibo->name = $crawler->filter('h1.username')->text();
$weibo->save();
}
}
public function grap()
{
$offset = $this->option('offset');
$limit = $this->option('limit');
while (true) {
$query = ZhiHu::where('status', 0);
$offset and $query = $query->skip($offset);
$limit and $query = $query->take($limit);
$zhihus = $query->get();
foreach ($zhihus as $zhihu) {
$craw = new Crawler();
$url = $zhihu->url;
$this->info($url);
$craw->get($url)->startFilter();
$titleNode = $craw->filter('h2.zm-item-title');
if (count($titleNode)) {
$zhihu->title = trim($titleNode->text());
} else {
continue;
}
$zhihu->content = $craw->filter('div.zm-editable-content')->text();
$answerNode = $craw->filter('h3#zh-question-answer-num');
$zhihu->answer_num = count($answerNode) ? $answerNode->attr('data-num') : 0;
$concerned_num = $craw->filter('div#zh-question-side-header-wrap')->text();
preg_match('/\\d+/', $concerned_num, $matchs);
$zhihu->concerned_num = isset($matchs[0]) ? $matchs[0] : 0;
// $viewNode = $craw->filter('.zm-side-section-inner .zg-gray-normal')->last()->text();
// dd($viewNode);
// $zhihu->views = count($viewNode)?$viewNode->text():0;
// dd($zhihu->views);
$zhihu->status = 1;
$zhihu->save();
$this->comment('answer----conserned: ' . $zhihu->answer_num . '---' . $zhihu->concerned_num);
$links = $craw->filter('a.question_link');
if (count($links)) {
$links->each(function ($node) {
$link = 'http://www.zhihu.com' . $node->attr('href');
if (!ZhiHu::where('url', $link)->first()) {
$this->question($link);
ZhiHu::saveData(['url' => $link]);
}
});
}
$userLinks = $craw->filter('a.author-link');
if (count($userLinks)) {
$userLinks->each(function ($node) {
$link = 'http://www.zhihu.com' . $node->attr('href');
ZhiHuUser::firstOrCreate(['url' => $link], ['url' => $link]);
});
}
}
}
}
public function grap()
{
$offset = $this->option('offset');
$limit = $this->option('limit');
while (true) {
$query = ZhiHuUser::whereStatus(0)->orderBy('created_at', 'desc');
$offset and $query = $query->skip($offset);
$limit and $query = $query->take($limit);
$zhihus = $query->get();
$count = count($zhihus);
$start_time = time();
foreach ($zhihus as $key => $user) {
$craw = new Crawler();
$url = $user->url;
$this->info($url . " {$count}/{$key}");
$craw->get($url)->startFilter();
// $loginNode = $craw->filter('span.name');
// if(count($loginNode)){
// $this->error('被防抓取');
// dd($loginNode->text());
// continue;
// }
$nameNode = $craw->filter('span.name');
if (!count($nameNode)) {
$user->status = -2;
$user->save();
$this->error('this user is die');
continue;
}
$user->name = $nameNode->text();
$cityNode = $craw->filter('span.location');
$genderNode = $craw->filter('span.gender i');
if (count($genderNode)) {
if (strstr($genderNode->attr('class'), 'female')) {
$user->gender = 2;
} else {
$user->gender = 1;
}
// elseif(strstr($genderNode->attr('class'),'female');
}
$user->city = count($cityNode) ? $cityNode->attr('title') : '';
$jobNode = $craw->filter('span.business');
$user->job = count($jobNode) ? $jobNode->attr('title') : '';
$descNode = $craw->filter('span.description');
$user->desc = count($descNode) ? trim($descNode->text()) : '';
$user->be_favor = $craw->filter('span.zm-profile-header-user-agree strong')->text();
$user->be_thank = $craw->filter('span.zm-profile-header-user-thanks strong')->text();
$user->asks = $craw->filter('div.profile-navbar a')->eq(1)->filter('span.num')->text();
$user->answers = $craw->filter('div.profile-navbar a')->eq(2)->filter('span.num')->text();
$user->concerned = $craw->filter('div.zm-profile-side-following a')->eq(0)->filter('strong')->text();
$user->be_concerned = $craw->filter('div.zm-profile-side-following a')->eq(1)->filter('strong')->text();
$user->status = 1;
$user->save();
if ((time() - $start_time) % 300 == 0) {
sleep(30);
}
}
}
}
