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reader.py
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#!/usr/bin/python
# -*- coding=utf-8 -*-
__author__ = 'samuel'
import os
import sys
import base64
from flask import Flask, request, render_template_string, make_response, url_for, redirect, abort
from moltspider.db import Database
from moltspider.parser import SiteSchemas, plugin_source
from moltspider.consts import SiteSchemaKey as SSK, ArticleStatus, ArticleWeight, Spiders
from moltspider.utils import str_md5
from sqlalchemy import select, and_, not_, func, between, text
import markdown
import logging
log = logging.getLogger(__name__)
# logging.basicConfig({'level': logging.DEBUG})
HASH_SITE_IN_URL = True
allowed_names = ['127.0.0.1', 'localhost']
base_path = os.path.dirname(__file__)
static_base_symbol_link = os.path.join(base_path, 'temp' if HASH_SITE_IN_URL else '', 'static')
images_store_symbol_link = os.path.join(static_base_symbol_link, 'album')
files_store_symbol_link = os.path.join(static_base_symbol_link, 'media')
def site_for_url(site):
return str_md5(site) if HASH_SITE_IN_URL else site
static_url_path = '/s'
album_url_path = static_url_path + '/' + os.path.split(images_store_symbol_link)[-1]
file_url_path = static_url_path + '/' + os.path.split(files_store_symbol_link)[-1]
app = Flask(__name__, static_folder=static_base_symbol_link, static_url_path=static_url_path)
MD_PREFIX = '<!--md-->'
# IS_PREVIEW = bool(os.environ.get('MOLTSPIDER_READER_PREVIEW', False))
# font_em = 0.9
album_w = 80
album_h = 100
template_page = '''
<html>
<head>
<meta charset="{{ encoding }}" />
<meta http-equiv="content-type" content="text/html; charset={{ encoding }}" />
<style type="text/css">
body, pre, p, div, input, h1,h2,h3,h4,h5 {
font-family : MS Yahei, Consolas, Courier New;
}
body, pre, p, div, li, input, select, span {
font-size: 0.9em;
line-height: 150%;
letter-spacing: 0.2;
}
table {
font-family: SongTi;
font-size: 1em;
}
.nav {
font-size: 1em;
}
.article {
font-family: KaiTi;
// font-size: 26px;
border: 0px;
background-color: #eee;
width: 90%;
max-width: 976px;
min-width: 320px;
margin: auto;
}
.article p {
font-family: KaiTi;
}
.article img {
max-width: 90%;
}
.error {
color: red;
}
.notice {
color: blue;
}
</style>
</head>
<body>
<div id="wrapper">
{{ content | safe }}
</div>
</body>'''
@app.route('/', methods=['GET'])
def home():
handle_client_ip()
context = {
"encoding": "utf-8"
}
db = Database()
colspan = request.args.get('col', default=6, type=int)
i = 0
odd = False
sb = []
site_schemas = SiteSchemas
try:
sb.append('<h3 align="center">文库 - moltspider</h3>')
ti = db.DB_t_index
# sites list
stmt = select([ti.c.site, func.max(ti.c.update_on).label(ti.c.update_on.name), func.count(1).label('count')]
).group_by(ti.c.site)
rs = db.conn.execute(stmt)
sb.append('<h4 align="center">支持的网站 - <a href="/all">全部</a></h4>')
sb.append('<ul style="list-style:none" align="left" width="95%" cellpadding="5">')
for r in rs:
site = r[ti.c.site]
site_name = site_schemas.get(site, {}).get(SSK.NAME, site)
sb.append('<li style="display:inline;"><a href="/s/%s">%s</a> (%s类)' % (site, site_name, r['count']))
sb.append(' %s</li> | ' % r[ti.c.update_on.name].strftime("%x"))
sb.append('</ul>')
# indexes per site
stmt = select([ti.c.id, ti.c.site, ti.c.text, ti.c.update_on]).order_by(ti.c.site, ti.c.id)
rs = db.conn.execute(stmt)
sb.append('<table align="center" width="90%" cellpadding="5">')
site = ''
site_name = ''
line_style = ''
for r in rs:
if r[ti.c.site] != site:
line_style = 'background-color:#eee' if odd else ''
odd = not odd
i = 0
site = r[ti.c.site]
site_name = site_schemas.get(site, {}).get(SSK.NAME, site)
sb.append('<tr style="%s">' % line_style)
sb.append('<td id="%s" colspan="%s" align="center"><h4>%s</h4></td></tr>' % (site, colspan, site_name))
if i % colspan == 0:
sb.append('<tr style="%s;">' % 'background-color:#eee' if odd else '')
line_style = 'background-color:#eee' if odd else ''
odd = not odd
sb.append('<td><a href="/i/%(id)s">%(text)s</a></td>' % r)
sb.append('</td>')
i += 1
if i % colspan == 0:
sb.append('</tr>')
sb.append('</table>')
content = '\n'.join(sb)
except Exception as err:
content = '<h2>Error</h2><br><p class="error">' + str(err) + '</p>'
log.exception(err)
context['content'] = content
resp = make_response(render_template_string(template_page, **context))
resp.headers['Content-Type'] = 'text/html; charset=utf-8'
return resp
@app.route('/all', methods=['GET', 'POST'])
def article_index():
return render_article_index_page()
@app.route('/i/<int:iid>', methods=['GET', 'POST'])
def index_home(iid):
return render_article_index_page(iid=iid)
@app.route('/s/<string:site>', methods=['GET', 'POST'])
def site_home(site):
return render_article_index_page(site=site)
@app.route('/<int:aid>/', methods=['GET', 'POST'])
def article_page(aid):
# TODO: add button to fix 'desc' and 'chapter' content. e.g. markdown, regex replace, encoding, zip/unzip ...
handle_client_ip()
colspan = request.args.get('col', default=5, type=int)
context = {
"encoding": 'utf-8'
}
db = Database()
ta = db.DB_t_article
# POST
handle_rate_form(aid, db)
# GET
try:
# get article information
stmt = select([ta.c.id, ta.c.site, ta.c.iid, ta.c.name, ta.c.author, ta.c.category, ta.c.length, ta.c.status,
ta.c.desc, ta.c.recommends, ta.c.favorites, ta.c.recommends_month, ta.c.update_on, ta.c.weight,
ta.c.chapter_table, ta.c.timestamp]
).where(ta.c.id == aid).order_by(ta.c.id)
rs = db.conn.execute(stmt)
ra = rs.fetchone()
chapter_table, tc, table_alone = db.get_chapter_table_name_def_alone(ra)
if chapter_table and db.exist_table(chapter_table):
# get article toc
stmt = select([tc.c.id, tc.c.name, tc.c.is_section])#.where(tc.c.content!=None)
if not table_alone:
stmt = stmt.where(tc.c.aid == aid)
stmt = stmt.order_by(tc.c.id)
rs = db.conn.execute(stmt)
else:
rs = None
i = 0
odd = True
sb = []
sb.append('<h3 align="center">%(name)s</h3>' % ra)
sb.append('<p align="center"><a href="/i/%(iid)s">返回索引</a></p>\n' % ra)
render_rate_form(sb, aweight=ra[ta.c.weight], astatus=ra[ta.c.status])
sb.append('<table align="center" width="95%">')
if rs:
for r in rs:
if i % colspan == 0:
sb.append('<tr style="%s">' % 'background-color:#eee' if odd else '')
odd = not odd
if r['is_section']:
sb.append('</tr><tr style="background-color:silver"><td colspan="%s" align="center">%s</td></tr>' % (colspan, r['name'] or ''))
i = 0
else:
sb.append('<td><a href="/%s/%s/">%s</a></td>' % (aid, r['id'], r['name'] or '阅读'))
i += 1
if i % colspan == 0:
sb.append('</tr>')
if rs is None or rs.rowcount == 0:
sb.append('<tr style="background-color:#eee"><td> 还未上传 </td></tr>')
sb.append('</table>')
content = '\n'.join(sb)
except Exception as err:
content = '<h1>Error</h1><p class="error">' + str(err) + '</p>'
context['content'] = content
resp = make_response(render_template_string(template_page, **context))
resp.headers['Content-Type'] = 'text/html; charset=utf-8'
return resp
@app.route('/m/a/<int:aid>', methods=['GET', 'POST'])
def modify_article(aid):
handle_client_ip()
context = {
"encoding": 'utf-8'
}
db = Database()
ta = db.DB_t_article
colspan = 4
colwidth = 100 / colspan
colw1 = 0.3 * colwidth
colw2 = 0.7 * colwidth
# bgcolors = ['#eee', 'azure', 'cornsik', 'aliceblue', 'lightgreen', 'khaki']
modifible_cols = [ta.c.name, ta.c.author, ta.c.category, ta.c.length, ta.c.desc, ta.c.recommends, ta.c.favorites,
ta.c.recommends_month]
# args
col_name = request.form.get('c', default="", type=str)
plugin_name = request.form.get('plug', default="", type=str)
plugin_args = []
for i in range(3):
plugin = request.form.get('pa' + str(i), default='', type=str)
if plugin:
plugin_args.append(plugin)
try:
# get article information
stmt = select(ta.c).where(ta.c.id == aid).order_by(ta.c.id)
rs = db.conn.execute(stmt)
ra = rs.fetchone()
# POST
preview_cols = {}
if request.method == 'POST':
if col_name:
if plugin_name:
plugin = plugin_source.load_plugin(plugin_name)
col_value_preview = plugin.perform(ra[col_name], *plugin_args)
preview_cols[col_name] = col_value_preview
# GET
i = 0
odd = True
sb = []
sb.append('<h3 align="center">修改 - %(name)s</h3>' % ra)
sb.append('<p align="center"><a href="/i/%(iid)s">返回索引</a></p>\n' % ra)
sb.append('<div align="center">')
sb.append('<form method="POST">')
# col plugin
sb.append('<label>对字段')
sb.append('<select name="c" style="width:100px" title="%s">' % col_name)
sb.append('<option value=""></option>')
for c in [] + modifible_cols:
sb.append('<option value="{0}" {1}>{0}</option>'.format(
c.name, 'selected' if c.name == col_name else ''))
sb.append('</select>')
sb.append('</label>')
sb.append('<label>使用插件')
sb.append('<select name="plug" style="width:100px" title="%s">' % plugin_name)
sb.append('<option value=""></option>')
for plugin in plugin_source.list_plugins():
sb.append('<option value="{0}" {1}>{0}</option>'.format(plugin, 'selected' if plugin == plugin_name else ''))
sb.append('</select>')
sb.append('</label>')
# plugin args
sb.append('<button type="button" onclick="add_arg()">add arg</button><span id="plugin_args"></span>')
sb.append("""<script>
var args_container = document.getElementById("plugin_args");
var arg_count = 0;
var plugin_args = {0};
function add_arg() {{
var label = document.createElement('label');
label.innerText = "参数" + arg_count;
label.title = "NOTICE: NO CHECK. use as your own RISK!!!";
var input = document.createElement('input');
input.name = "pa" + arg_count;
input.type = "text";
input.style = "width:70px";
input.value = plugin_args[arg_count] || '';
label.appendChild(input);
args_container.appendChild(label);
arg_count ++;
}}
for (var i=0; i<{1}; i++) {{
add_arg();
}}
</script>
""".format(plugin_args, len(plugin_args)))
# for i in range(len(plugin_args)):
# plugin_arg = plugin_args[i]
# sb.append('<label title="NOTICE: NO CHECK. use as your own RISK!!!">参数%s:' % (i + 1))
# sb.append('<input name="pa%s" type="text" style="width:70px" value="%s"></label>' % (i, plugin_arg))
sb.append('<button type="submit" style="background-color:yellow">Go</button>')
sb.append('</form>')
sb.append('</div>')
sb.append('<hr>')
# render columns
i = 0
sb.append('<table align="center" width="95%">')
for col in modifible_cols:
if i % colspan == 0:
sb.append('<tr colspan=%s>' % (colspan * 2))
odd = not odd
bgcolor = (['#eee', 'white'] if odd else ['white', '#eee'])[i % 2]
sb.append('<td style="background-color:%s" width="%s%%">%s</td>' % (bgcolor, colw1, col.name))
if col.name in preview_cols:
sb.append('<td style="background-color:%s;color:red;" width="%s%%">%s</td>' % (bgcolor, colw2, preview_cols[col.name]))
else:
sb.append('<td style="background-color:%s" width="%s%%">%s</td>' % (bgcolor, colw2, ra[col]))
i += 1
if i % colspan == 0:
sb.append('</tr>')
sb.append('</table>')
rs.close()
content = '\n'.join(sb)
except Exception as err:
content = '<h1>Error</h1><p class="error">' + str(err) + '</p>'
context['content'] = content
resp = make_response(render_template_string(template_page, **context))
resp.headers['Content-Type'] = 'text/html; charset=utf-8'
return resp
@app.route('/<int:aid>/<int:cid>/', methods=['GET', 'POST'])
def chapter(aid, cid):
handle_client_ip()
context = {
"encoding": 'utf-8'
}
db = Database()
ta = db.DB_t_article
handle_rate_form(aid, db)
try:
# load article information
stmt = select([ta.c.site, ta.c.name, ta.c.weight, ta.c.status, ta.c.chapter_table]).where(ta.c.id == aid)
ra = db.conn.execute(stmt).fetchone()
aname = ra[ta.c.name]
chapter_table, tc, table_alone = db.get_chapter_table_name_def_alone(ra)
# load article chapter
stmt = select([tc.c.id, tc.c.name, tc.c.content, tc.c.is_section]).where(tc.c.id == cid)
if not table_alone:
stmt = stmt.where(tc.c.aid == aid)
stmt = stmt.order_by(tc.c.id)
r = db.conn.execute(stmt).fetchone()
stmt = select([tc.c.id]).where(and_(tc.c.id < cid, tc.c.is_section == False)).order_by(tc.c.id.desc()).limit(1)
prev = db.conn.execute(stmt).scalar()
stmt = select([tc.c.id]).where(and_(tc.c.id > cid, tc.c.is_section == False)).order_by(tc.c.id).limit(1)
nxt = db.conn.execute(stmt).scalar()
prev = '/%s/%s/' % (aid, prev) if prev else '#'
nxt = '/%s/%s/' % (aid, nxt) if nxt else '#'
# nav = '<div align="center"><a href="{1}">上一章</a> <a href="/{0}">返回书页</a> <a href="{2}">下一章</a></div>'.format(aid, prev, nxt)
nav = ' <a href="/{0}">返回书页</a> '.format(aid)
if prev != '#':
nav = '<div align="center"><a href="{0}">上一章</a>'.format(prev) + nav
if nxt != '#':
nav += '<a href="{0}">下一章</a></div>'.format(nxt)
nav = '<div class="nav" align="center">%s</div>' % nav
chapter_content = r[tc.c.content]
if chapter_content:
chapter_content = chapter_content.replace('${STATIC}', '%s/%s' % (
file_url_path, site_for_url(ra[ta.c.site]) or '_all'))
if chapter_content.startswith(MD_PREFIX):
chapter_content = markdown.markdown(chapter_content)
else:
chapter_content = chapter_content.replace('\r\n', '<br>')
else:
chapter_content = '还未上传'
sb = []
sb.append('<h3 align="center">%s</h3>' % (r[tc.c.name] or aname))
sb.append('<center><p>快捷键：左、右键 翻页，-、=(+)键 字体大小</p></center>')
sb.append(nav)
render_rate_form(sb, aweight=ra[ta.c.weight], astatus=ra[ta.c.status])
sb.append('<div style="width:100%;background-color:#eee;">')
sb.append('<hr />')
sb.append('<div id="content" class="article" style="font-size:22px">%s</div>\n' % chapter_content)
sb.append('<hr />')
sb.append('</div>')
sb.append(nav)
sb.append('''
<script language="javascript">
document.onkeydown = key_pressed;
var prev_page="{0}";
var next_page="{1}";
var size = document.cookie ? document.cookie.split('=')[1] : document.all["content"].style['font-size'];
size = parseInt(size);
document.all["content"].style['font-size'] = size + 'px';
function key_pressed(event) {{
if (event.keyCode==37) location=prev_page;
if (event.keyCode==39) location=next_page;
if (event.keyCode==189 || event.keyCode == 109) {{
// size = parseInt(document.all["content"].style['font-size']);
size -= 2;
if (size <= 8) size = 8;
}}
if (event.keyCode==187 || event.keyCode == 107) {{
// size = parseInt(document.all["content"].style['font-size']);;
size += 2;
if (size >= 48) size = 68;
}}
if (event.keyCode==48) {{
size = 22;
}}
document.all["content"].style['font-size'] = size + 'px';
document.cookie = "size=" + size + "; path=/";
}}
</script>
'''.format(prev, nxt))
content = '\n'.join(sb)
except Exception as err:
log.exception(err)
content = '<h1>Error</h1><p class="error">' + str(err) + '</p>'
context['content'] = content
resp = make_response(render_template_string(template_page, **context))
resp.headers['Content-Type'] = 'text/html; charset=utf-8'
return resp
def render_article_index_page(site=None, iid=None):
handle_client_ip()
page, count_per_page, colspan, is_preview, toc, weight_from, weight_to, status_from, status_to, order1, order2, filters = get_request_query_args()
context = {
"encoding": 'utf-8'
}
db = Database()
last_updated_row = handle_rate_form(db=db)
try:
ta = db.DB_t_article
title = ''
if site:
title += SiteSchemas.get(site, {}).get(SSK.NAME, '')
if iid:
ti = db.DB_t_index
stmt = select([ti.c.site + ' - ' + ti.c.text])
stmt = stmt.where(ti.c.id == iid)
itext = db.conn.execute(stmt).scalar() or ('index %s' % iid)
if title:
title += ' - '
title += itext
if not title:
title = '全部小说'
cellwidth = 100 / colspan
i = 0
row = 0
odd = True
sb = []
sb.append('<h3 align="center">%s</h3>' % title)
render_pagination_and_filters(sb, return_link='/', return_text='返回首页')
sb.append('<table align="center" width="95%" cellpadding="5">')
stmt = select(
[ta.c.id, ta.c.site, ta.c.name, ta.c.author, ta.c.category, ta.c.length, ta.c.status, ta.c.desc,
ta.c.cover, ta.c.recommends, ta.c.favorites, ta.c.recommends_month, ta.c.done, ta.c.update_on,
ta.c.chapter_table, ta.c.weight, ta.c.url, ta.c.timestamp]
)
if site:
stmt = stmt.where(ta.c.site == site)
if iid:
stmt = stmt.where(ta.c.iid == iid)
stmt = stmt.where(between(ta.c.weight, weight_from, weight_to))
stmt = stmt.where(between(ta.c.status, status_from, status_to))
for fc, fo, fv in filters:
if fc and fo and fv:
stmt = stmt.where(text(fc + ' ' + fo + " '" + fv + "'"))
stmt = stmt.order_by(text(order1[1:] + ' desc' if order1.startswith('-') else order1),
text(order2[1:] + ' desc' if order2.startswith('-') else order2))
stmt = stmt.offset(count_per_page * page).limit(count_per_page)
rs = db.conn.execute(stmt)
for r in rs:
if is_preview:
chapter_table, tc, table_alone = db.get_chapter_table_name_def_alone(r)
if chapter_table and db.exist_table(chapter_table):
# get article toc
stmt = select([tc.c.id, tc.c.name, tc.c.is_section]) # .where(tc.c.content!=None)
if not table_alone:
stmt = stmt.where(tc.c.aid == r[ta.c.id])
stmt = stmt.order_by(tc.c.id).limit(toc)
rs1 = db.conn.execute(stmt)
else:
rs1 = None
if i % colspan == 0:
sb.append('<tr id="r%s" style="%s;">' % (row, 'background-color:#eee' if odd else ''))
odd = not odd
row += 1
if is_preview:
pass
else:
sb.append('<td align="right"><img src="%s/%s/%s" width="%dpx" height="%dpx"></td>' % (
album_url_path, site_for_url(r[ta.c.site]), r[ta.c.cover] or '', album_w, album_h
))
sb.append('<td id="a%s" width="%d%%">' % (r[ta.c.id], cellwidth))
if is_preview:
sb.append('<h4>%(id)s <a href="/%(id)s/">%(name)s</a></h4>' % r)
sb.append('<div style="word-wrap:break-word;">%s</div>' % (r[ta.c.desc] or ''))
render_rate_form(sb, aweight=r[ta.c.weight], astatus=r[ta.c.status], aid=r[ta.c.id], row=row - 1)
sb.append('<a href="/cache/%s/%s/%s?aid=%s">原目录页缓存</a>' % (
base64.standard_b64encode(r[ta.c.site].encode()).decode(),
base64.standard_b64encode(r[ta.c.url].encode()).decode(),
Spiders.TOC, r[ta.c.id]))
sb.append(' | <a href="%s">原文</a>' % (SiteSchemas.get(r[ta.c.site], {}).get(SSK.URL.code, '') + r[ta.c.url]))
if rs1:
sb.append('<ul>')
for r1 in rs1:
sb.append('<li><a href="/%s/%s">%s</a></li>' % (r[ta.c.id], r1[tc.c.id], r1[tc.c.name]))
rs1.close()
del rs1
sb.append('</ul>')
else:
sb.append('<h4>%(id)s <a title="%(desc)s" href="/%(id)s/">%(name)s</a></h4>' % r)
sb.append('<ul><li>作者: <a href="/author/%(author)s/">%(author)s</a></li>' % r)
sb.append('<li>类型: %(category)s</li><li>%(length)s 字</li><li>状态:%(status)s 完成:%(done)s</li>' % r)
sb.append('<li>%s</li></ul></td>' % r[ta.c.update_on].strftime('%x'))
for fc, fo, fv in filters:
if fc:
sb.append('<li>%s: %s</li>' % (fc, r[fc]))
sb.append('</td>')
i += 1
if i % colspan == 0:
sb.append('</tr>')
if rs.rowcount == 0:
sb.append('<tr style="background-color:#eee"><td> 还未上传 </td></tr>')
sb.append('</table>')
render_pagination_and_filters(sb, return_link='/', return_text='返回首页')
if last_updated_row:
sb.append('''
<script>
window.location = window.location.protocol + '//' + window.location.host +
window.location.pathname + window.location.search + '#r%s';
</script>
''' % last_updated_row)
sb.append('<hr><center>-- Page %s END --</center>' % page)
content = '\n'.join(sb)
except Exception as err:
content = '<p class="error">' + str(err) + '</p>'
log.exception(err)
context['content'] = content
resp = make_response(render_template_string(template_page, **context))
resp.headers['Content-Type'] = 'text/html; charset=utf-8'
return resp
@app.route('/cache/<string:site>/<string:url_path>/<string:spider_name>', methods=['GET', ])
def cached_page(site, url_path, spider_name='toc'):
handle_client_ip()
site = base64.standard_b64decode(site.encode()).decode()
url_path = base64.standard_b64decode(url_path.encode()).decode()
url_site = SiteSchemas.get(site).get(SSK.URL)
url = url_site + url_path
origin_encoding = SiteSchemas.get(site).get(SSK.ENCODING, 'utf-8')
aid = request.args.get('aid', default=None, type=int)
from moltspider.consts import Schemas
from moltspider.parser import iter_items
from scrapy.utils.misc import load_object
from scrapy.utils.project import get_project_settings
from scrapy.http.request import Request
from scrapy.http.response.html import HtmlResponse
from scrapy.utils.gz import gunzip
from scrapy.downloadermiddlewares.httpcompression import ACCEPTED_ENCODINGS
try:
import brotli
except:
pass
import zlib
settings = get_project_settings()
storage = load_object(settings['HTTPCACHE_STORAGE'])(settings)
body = None
spider_req = Request(url)
if spider_name == Spiders.META:
from moltspider.spiders.meta import MetaSpider
spider = MetaSpider()
schema_name = Schemas.META_PAGE
elif spider_name == Spiders.TOC:
from moltspider.spiders.toc import TocSpider
spider = TocSpider
schema_name = Schemas.TOC_PAGE
else:
raise Exception('No support for spider "%s"\'s cache page' % spider_name)
cachedresponse = storage.retrieve_response(spider, spider_req)
if cachedresponse:
content_encoding = cachedresponse.headers.getlist('Content-Encoding')
if content_encoding:
encoding = content_encoding.pop()
if encoding == b'gzip' or encoding == b'x-gzip':
body = gunzip(cachedresponse.body)
if encoding == b'deflate':
try:
body = zlib.decompress(body)
except zlib.error:
# ugly hack to work with raw deflate content that may
# be sent by microsoft servers. For more information, see:
# http://carsten.codimi.de/gzip.yaws/
# http://www.port80software.com/200ok/archive/2005/10/31/868.aspx
# http://www.gzip.org/zlib/zlib_faq.html#faq38
body = zlib.decompress(body, -15)
if encoding == b'br' and b'br' in ACCEPTED_ENCODINGS:
body = brotli.decompress(body)
if body:
if spider_name == Spiders.TOC and aid:
sb = []
colspan = 4
i = 0
scrapy_resp = HtmlResponse(url)
scrapy_resp = scrapy_resp.replace(body=body, encoding=origin_encoding)
sb.append('<table width="1000px" align="center"><tr>')
for item in iter_items(spider, scrapy_resp, [site, ], schema_name):
if i % colspan == 0:
sb.append('</tr><tr>')
item['_'] = url_site
sb.append('<td><a href="%(_)s%(url)s">%(name)s</a></td>' % item)
del item['_']
i += 1
sb.append('</tr></table>')
body = '\n'.join(sb)
body = render_template_string(template_page, content=body)
else:
body = body.decode(encoding=origin_encoding)
else:
body = '%s (%s) not found in cache.' % (url, origin_encoding)
resp = make_response(body)
resp.headers['Content-Type'] = 'text/html; charset=utf-8'
return resp
def get_request_query_args():
is_preview = request.args.get('preview', default=False, type=bool)
colspan = 6 if is_preview else 5
colspan = request.args.get('col', default=colspan, type=int)
if not 0 < colspan <= 8:
colspan = 6 if is_preview else 5
toc = request.args.get('toc', default=10, type=int)
if not 0 < toc <= 30:
toc = 10
count_per_page = request.args.get('c', default=colspan*10, type=int)
page = request.args.get('p', default=0, type=int)
weight_from = request.args.get('w1', default=ArticleWeight.LISTED, type=int)
weight_to = request.args.get('w2', default=ArticleWeight.PREVIEW, type=int)
status_from = request.args.get('s1', default=ArticleStatus.INCLUDED, type=int)
status_to = request.args.get('s2', default=ArticleStatus.COMPLETE, type=int)
order1 = request.args.get('o1', default='', type=str)
order2 = request.args.get('o2', default='', type=str)
filters = []
for i in range(3):
f = (request.args.get('fc' + str(i), default='', type=str),
request.args.get('fo' + str(i), default='', type=str),
request.args.get('fv' + str(i), default='', type=str))
filters.append(f)
return page, count_per_page, colspan, is_preview, toc, weight_from, weight_to, status_from, status_to, order1, order2, filters
def render_pagination_and_filters(string_builder_list, return_link='/', return_text='返回'):
page, count_per_page, colspan, is_preview, toc, weight_from, weight_to, status_from, status_to, order1, order2, filters = get_request_query_args()
ta = Database.DB_t_article
order_cols = (ta.c.id, ta.c.site, ta.c.weight, ta.c.status, ta.c.url, ta.c.category, ta.c.author,
ta.c.recommends, ta.c.update_on, ta.c.timestamp)
filter_cols = (ta.c.url, ta.c.name, ta.c.category, ta.c.update_on, ta.c.author, ta.c.done, ta.c.recommends, ta.c.timestamp)
filter_operators = ('=', '>', '<', '>=', '<=', 'like', 'in')
sb = string_builder_list
prev_page = page - 1
next_page = page + 1
queries = request.args.to_dict()
queries['p'] = prev_page
url_query = '&'.join(['%s=%s' % a for a in queries.items()])
prev_url = request.base_url + '?' + url_query
queries['p'] = next_page
url_query = '&'.join(['%s=%s' % a for a in queries.items()])
next_url = request.base_url + '?' + url_query
sb.append('<div id="filter" align="center">')
sb.append('<form id="filter" method="GET">')
# return link
sb.append('<a href="%s">%s</a>' % (return_link, return_text))
# pagination
if prev_page >= 0:
sb.append('<a href="%s">上页</a>' % prev_url)
else:
sb.append('上页')
sb.append('<label>第<input type="number" width="50px" min=0 max=9999 name="p" value="%s">页</label>' % page)
sb.append('<a href="%s" title="下页无终止检查，请自行注意完结">下页</a>' % next_url)
# count per page, cols per row
sb.append(' | ')
sb.append('<label title="最大=列数*行数，最多20行">每页<input type="number" width="30px" min=0 max=%s name="c" value="%s">篇</label>' % (
colspan * 20, count_per_page))
sb.append('<label>每行<input type="number" width="30px" min=1 max=8 name="col" value="%s">列</label>' % colspan)
sb.append('<button style="background-color:yellow">Go</button>')
# weight
sb.append('<select name="w1" style="width:40px" title="%s">' % weight_from)
for o in ArticleWeight.all:
sb.append('<option value="{0}" {2}>{0} - {1}</option>'.format(
o.code, o.get_text(), 'selected' if o == weight_from else ''))
sb.append('</select>')
sb.append('<= 权重 <=')
sb.append('<select name="w2" style="width:40px" title="%s">' % weight_to)
for o in ArticleWeight.all:
sb.append('<option value="{0}" {2}>{0} - {1}</option>'.format(
o.code, o.get_text(), 'selected' if o == weight_to else ''))
sb.append('</select>')
# status
sb.append(' | ')
sb.append('<select name="s1" style="width:40px" title="%s">' % status_from)
for o in ArticleStatus.all:
sb.append('<option value="{0}" {2}>{0} - {1}</option>'.format(
o.code, o.get_text(), 'selected' if o == status_from else ''))
sb.append('</select>')
sb.append('<= 状态 <=')
sb.append('<select name="s2" style="width:40px" title="%s">' % status_to)
for o in ArticleStatus.all:
sb.append('<option value="{0}" {2}>{0} - {1}</option>'.format(
o.code, o.get_text(), 'selected' if o == status_to else ''))
sb.append('</select>')
sb.append('<button style="background-color:yellow">Go</button>')
# preview mode, toc count
sb.append('<label>预览模式 <input type="checkbox" name="preview" %s></label>' % ('checked' if is_preview else ''))
sb.append(' | ')
sb.append('<label>目录<input type="number" width="30px" min=1 max=30 name="toc" value="%s">条</label>' % toc)
sb.append('<br>')
# filters
for i in range(len(filters)):
fc, fo, fv = filters[i] # col, operator, value of filters
sb.append('<label title="NOTICE: NO CHECK. use as your own RISK!!!">过滤%s:' % (i+1))
sb.append('<select name="fc%s" style="width:70px">' % i)
sb.append('<option value="" {0}></option>'.format('', 'selected' if '' == fc else ''))
for c in filter_cols:
sb.append('<option value="{0}" {1}>{0}</option>'.format(c.name, 'selected' if c.name == fc else ''))
sb.append('</select>')
sb.append('<select name="fo%s" style="width:70px">' % i)
sb.append('<option value="" {0}></option>'.format('', 'selected' if '' == fo else ''))
for op in filter_operators:
sb.append('<option value="{0}" {1}>{0}</option>'.format(op, 'selected' if op == fo else ''))
sb.append('</select>')
sb.append('<input name="fv%s" type="text" style="width:70px" value="%s"></label>' % (i, fv))
sb.append(' | ')
# order by
sb.append('<label>排序:')
sb.append('<select name="o1" style="width:70px" title="%s">' % order1)
sb.append('<option value="" {0}></option>'.format('', 'selected' if '' == order1 else ''))
for c in order_cols:
sb.append('<option value="{0}" {1}>{0}</option>'.format(c.name, 'selected' if c.name == order1 else ''))
for c in order_cols:
sb.append('<option value="-{0}" {1}>{0}↓</option>'.format(c.name, 'selected' if '-'+c.name == order1 else ''))
sb.append('</select>')
sb.append('<select name="o2" style="width:70px" title="%s">' % order2)
sb.append('<option value="" {0}></option>'.format('', 'selected' if '' == order2 else ''))
for c in order_cols:
sb.append('<option value="{0}" {1}>{0}</option>'.format(c.name, 'selected' if c.name == order2 else ''))
for c in order_cols:
sb.append('<option value="-{0}" {1}>{0}↓</option>'.format(c.name, 'selected' if '-'+c.name == order2 else ''))
sb.append('</select>')
sb.append('</form>')
sb.append('</div>')
# window.location = window.location.protocol + '//' + window.location.host +
# window.location.pathname + window.location.search + '#a%s';
def render_rate_form(string_builder_list, aweight, astatus, aid='', row=''):
sb = string_builder_list
# rate it.
sb.append('<center><form id="rate%s" method="post">' % aid)
if aid:
sb.append('<input type="hidden" name="aid" value="%s">' % aid)
sb.append('<input type="hidden" name="row" value="%s">' % row)
sb.append('<select name="aweight" style="width:100px" onchange="form.submit()">')
for o in ArticleWeight.all:
sb.append('<option value="{0}" {2}>{0} - {1}</option>'.format(
o.code, o.get_text(), 'selected' if o == aweight else ''))
sb.append('</select>')
sb.append('<select name="astatus" style="width:100px" onchange="form.submit()">')
for o in ArticleStatus.all:
sb.append('<option value="{0}" {2}>{0} - {1}</option>'.format(
o.code, o.get_text(), 'selected' if o == astatus else ''))
sb.append('</select>')
sb.append('</form></center>')
def handle_rate_form(aid='', db=None):
if db is None:
db = Database.get_inst()
ta = Database.DB_t_article
if request.method == 'POST':
fields = {}
if not aid:
aid = request.form.get('aid')
if not aid:
raise Exception('aid not provided.')
row = request.form.get('row', default='')
aweight = request.form.get('aweight')
if aweight is not None:
fields[ta.c.weight.name] = int(aweight)
astatus = request.form.get('astatus')
if astatus is not None:
fields[ta.c.status.name] = int(astatus)
if fields:
stmt = ta.update().values(**fields).where(ta.c.id == aid)
db.execute(stmt)
return row
def handle_client_ip():
if request.remote_addr not in allowed_names:
abort(502)
if __name__ == "__main__":
try:
port = sys.argv[1]
port = port.split(':')
host = port[0]
port = int(port[1])
if port <= 0 or port > 65535:
port = 8080
if len(sys.argv) > 2:
allowed_names += sys.argv[2].split(',')
except:
host = '127.0.0.1'
port = 8080
log.warning('Allowed names: %s' % allowed_names)
app.run(host=host, port=port, debug=True)