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analysis.php
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analysis.php
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<html xmlns=http://www.w3.org/1999/xhtml>
<meta http-equiv=Content-Type content="text/html;charset=utf-8">
<?php
error_reporting(E_ALL);
ini_set('display_errors', true);
/*
Usage:
http://hackathon2015.sinaapp.com/analysis.php?file=xxxxx.txt&show=0
Used SAE service:
Storage, kvdb, task queue, saeSegment
*/
class Member {
public $qq = 0; // QQ号码
public $name = ''; // QQ昵称
public $total_words = 0; // 总发言字数
public $total_say = 0; // 总发言次数
public $total_pics = 0; // 总发言包含图片数
public $change_names = 0; // 修改昵称次数
public $total_verb = 0; // 总动词数
public $total_noun = 0; // 总名词数
public $noun_top10 = array(); // 所有名词计数
public $noun_rec = array(); // 所有名词和每个名词的次数
public function copy($m) {
$this->qq = $m->qq;
$this->name = $m->name;
$this->total_words = $m->total_words;
$this->total_say = $m->total_say;
$this->total_verb = $m->total_verb;
$this->total_noun = $m->total_noun;
$this->noun_top10 = $m->noun_top10;
$this->noun_rec = $m->noun_rec;
}
}
// 一共发现的所有的群成员对象集合
$members = array();
// 总状态机
// 0:刚开始的初始状态;
// 1:聊天记录开始（发现QQ号和姓名）
// 2:聊天内容
// 流转：0-->1-->2-->1-->...
$step = 0;
define('STEP_INIT', 0);
define('STEP_QQ', 1);
define('STEP_CONTENT', 2);
// 从文件或者storage加载聊天记录内容
// return: 按行拆分的array
function loadfile($filename)
{
$storage = new SaeStorage();
$domain = 'userfiles';
$destFileName = $filename;
$text = $storage->read($domain, $destFileName); // read all
$textarray = explode("\n", $text);
return $textarray;
}
// 分析对话内容， 统计关键字
// $line:聊天内容中的一行
// return：分析失败返回NULL，成功返回更新后的member对象
function check_key($line, $member)
{
$str = $line;
$seg = new SaeSegment();
$ret = $seg->segment($str, 1);
if ($ret === false) {
// int(-3) string(24) "context can not be empty"
// var_dump($seg->errno(), $seg->errmsg());
// echo "$str<br>";
return NULL;
}
//echo $line;
foreach ($ret as $v) {
$word = $v["word"];
$tag = $v["word_tag"];
if (SaeSegment::POSTAG_ID_N == $tag) {
if (array_key_exists($word, $member->noun_top10)) {
$member->noun_top10[$word] += 1;
} else {
$member->noun_top10[$word] = 1;
}
}
$member->total_words++;
}
if ($_GET['show'] == 1) {
echo "$member->name: $str words+=>" . $member->total_words . " say=$member->total_say<br>";
} else {
echo "$member->name: $str words:" . $member->total_words . " say=$member->total_say<br>";
}
return $member;
}
// 识别某个人对话的开始和结束
// return : 1对话开始， 0对话内容
function check_start($line)
{
global $members, $member;
// /(\S+) (\S+) (\S+)\((\d+)\)/
// 2015-4-17 9:21:59 nickname(1234567)
$mode1 = preg_match("/(\S+) (\S+) (.*)\((\d+)\)/", $line, $matches);
if ($mode1 == 0) {
// 2015-4-17 15:00:34 nickname<[email protected]>
$mode2 = preg_match("/(\S+) (\S+) (.*)\<(\S+)\>/", $line, $matches);
if ($mode2 == 0) {
return 0;
}
}
//echo "-------------------------------------------------------------------------------------<br />";
$date = $matches[1];
$time = $matches[2];
$name = $matches[3];
$qq = $matches[4];
//echo "time=" . $time . " name=" . $name . " qq=" . $qq . "<br />";
if (array_key_exists($qq, $members)) {
$members[$qq]->name = $name;
$members[$qq]->total_say = $members[$qq]->total_say + 1;
} else {
$member = new Member;
$member->qq = $qq;
$member->name = $name;
$members[$qq] = $member;
$members[$qq]->total_say = 1;
// echo "+New member[" . count($members) . "]" . $qq . " " . $name . "<br />";
}
//echo $members[$qq]->name . " words=" . $members[$qq]->total_words . "<br />";
$member = $members[$qq];
return 1;
}
// return: 0: false, continue next; 1:OK
function check_line($line)
{
global $step, $members, $member;
$ret = 0;
if ($_GET['show'] == 1) {
//echo "[" . $step . "]" . $line . "<br>";
echo $line . "<br>";
}
switch ($step) {
case STEP_CONTENT:
$memb = check_key($line, $member);
if ($memb != NULL) {
$members[$member->qq]->copy($memb);
}
$step = STEP_QQ;
break;
case STEP_QQ:
$ret = check_start($line);
if ($ret == 0) { // 本行是某人对话的内容
$memb = check_key($line, $member);
if ($memb != NULL) {
$members[$member->qq]->copy($memb);
}
} else {
$step = STEP_CONTENT;
}
break;
case STEP_INIT:
$ret = check_start($line);
if ($ret == 1) { // 本行是某人对话的开始
$step = STEP_CONTENT;
$ret = 0;
}
break;
default:
echo "***default***<br>";
break;
}
//$members[$member->qq].copy($member);
return $ret;
}
/*
QQ chat record example:
2015-4-17 9:59:26 彭昱玮(4073351)
还是三星
2015-4-17 9:59:45 小明(5973606)
nexus 6
2015-4-17 9:59:48 小郭(93881548)
锤子
2015-4-17 9:59:53 小晓(17531938)
华为 M7
*/
// 程序入口
$kv = new SaeKV();
$ret = $kv->init();
$step = STEP_INIT;
$member = new Member;
$filename = $_GET['file'];
$textarray = loadfile($filename);
$lineno = 0;
echo "等一会我先去散个步，筋斗云负责分析你的$filename...<br>";
// analysis
foreach ($textarray as $line) {
$lineno++;
$ret = $kv->set($filename, "line " . $lineno); // save live process
$ret = check_line($line);
}
// show and save result
$link = mysql_connect(SAE_MYSQL_HOST_M . ':' . SAE_MYSQL_PORT, SAE_MYSQL_USER, SAE_MYSQL_PASS);
mysql_select_db('app_hackathon2015');
$result = mysql_query("delete from `app_hackathon2015`.`result_man` where filename=\"$filename\"");
$result = mysql_query("delete from `app_hackathon2015`.`result_words` where filename=\"$filename\"");
$result = mysql_query("set names utf8;");
$i = 0;
foreach ($members as $memb) {
$i++;
echo $memb->name . " " . $memb->qq . " words=$memb->total_words say=$memb->total_say<br>";
$name = str_replace("\"", "'", $memb->name);
$sql = "INSERT INTO `app_hackathon2015`.`result_man` ";
$sql = $sql . "(`filename`, `name`, `qq`, `total_words`, `total_say`) ";
$sql = $sql . "VALUES ('$filename', '$name', '$memb->qq', '$memb->total_words', '$memb->total_say');";
$result = mysql_query($sql);
//
foreach ($memb->noun_top10 as $key => $value) {
$sql = "INSERT INTO `app_hackathon2015`.`result_words` (`filename`, `name`, `word` ,`count`) VALUES ('$filename', '$name', '$key', '$value');";
$result = mysql_query($sql);
echo $sql . "<br>";
}
}
mysql_close($link);
$ret = $kv->set($filename, "OK");
?>