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Statistics: Posted by Stefano1990 — Wed Sep 11, 2019 1:32 pm
Code:
# Script to grab titles from webpages# Updated version by teel @ IRCnet## https://github.com/teeli/urltitle## Detects URL from IRC channels and prints out the title## Version Log:# 0.11 Updated regex parser to only parse titles inside <head> tags# Added HTTP error status logging# 0.10 Fixed XPath parsing error and added regex fallback if XPath fails# 0.09 HTTPs redirects, case-insensitive HTTP header fix, other small bug fixes# 0.08 Changed putserv to puthelp to queue the messages# 0.07 Added Content-Type check (text/html only) and exceptino handling for tDom with a fallback to# regexp if tDom fails.# 0.06 Added XPATH support to title parsing (only if tdom package is available)# 0.05 Added SNI support for TLS (with TLS version check)# 0.04 HTML parsing for titles added# 0.03c HTTPS support is now optional and will be automatically dropeed if TCL TSL package does not exist# 0.03b Some formatting# 0.03 HTTPS support# 0.02 Updated version by teel. Added support for redirects, trimmed titles (remove extra whitespaces),# some optimization# 0.01a Original version by rosc################################################################################################################### Original script:# Copyright C.Leonhardt (rosc2112 at yahoo com) Aug.11.2007# http://members.dandy.net/~fbn/urltitle.tcl.txt# Loosely based on the tinyurl script by Jer and other bits and pieces of my own..################################################################################################################### Usage:## 1) Set the configs below# 2) .chanset #channelname +urltitle ;# enable script# 3) .chanset #channelname +logurltitle ;# enable logging# Then just input a url in channel and the script will retrieve the title from the corresponding page.#################################################################################################################namespace eval UrlTitle { # CONFIG variable ignore "bdkqr|dkqr" ;# User flags script will ignore input from variable length 5 ;# minimum url length to trigger channel eggdrop use variable delay 1 ;# minimum seconds to wait before another eggdrop use variable timeout 5000 ;# geturl timeout (1/1000ths of a second) variable fetchLimit 5 ;# How many times to process redirects before erroring # BINDS bind pubm "-|-" {*://*} UrlTitle::handler setudef flag urltitle ;# Channel flag to enable script. setudef flag logurltitle ;# Channel flag to enable logging of script. # INTERNAL variable last 1 ;# Internal variable, stores time of last eggdrop use, don't change.. variable scriptVersion 0.11 # PACKAGES package require http ;# You need the http package.. variable httpsSupport false variable htmlSupport false variable tdomSupport false if {![catch {variable tlsVersion [package require tls]}]} { set httpsSupport true if {[package vcompare $tlsVersion 1.6.4] < 0} { putlog "UrlTitle: TCL TLS version 1.6.4 or newer is required for proper https support (SNI)" } } if {![catch {package require htmlparse}]} { set htmlSupport true } if {![catch {package require tdom}]} { set tdomSupport true } # Enable SNI support for TLS if suitable TLS version is installed proc socket {args} { variable tlsVersion set opts [lrange $args 0 end-2] set host [lindex $args end-1] set port [lindex $args end] if {[package vcompare $tlsVersion 1.7.11] >= 0} { # tls version 1.7.11 should support autoservername ::tls::socket -autoservername true {*}$opts $host $port } elseif {[package vcompare $tlsVersion 1.6.4] >= 0} { ::tls::socket -ssl3 false -ssl2 false -tls1 true -servername $host {*}$opts $host $port } else { # default fallback without servername (SNI certs will not work) ::tls::socket -ssl3 false -ssl2 false -tls1 true {*}$opts $host $port } } proc handler {nick host user chan text} { variable httpsSupport variable htmlSupport variable delay variable last variable ignore variable length set unixtime [clock seconds] if {[channel get $chan urltitle] && ($unixtime - $delay) > $last && (![matchattr $user $ignore])} { foreach word [split $text] { if {[string length $word] >= $length && [regexp {^(f|ht)tp(s|)://} $word] && \ ![regexp {://([^/:]*:([^/]*@|\d+(/|$))|.*/\.)} $word]} { set last $unixtime # enable https if supported if {$httpsSupport} { ::http::register https 443 [list UrlTitle::socket] } set urtitle [UrlTitle::parse $word] if {$htmlSupport} { set urtitle [::htmlparse::mapEscapes $urtitle] } # unregister https if supported if {$httpsSupport} { ::http::unregister https } if {$urtitle eq ""} { break } if {[string length $urtitle]} { puthelp "PRIVMSG $chan :Title: $urtitle" } break } } } # change to return 0 if you want the pubm trigger logged additionally.. return 1 } # General HTTP redirect handler proc Fetch {url args} { variable fetchLimit for {set count 0} {$count < $fetchLimit} {incr count} { set token [::http::geturl $url {*}$args] if {[::http::status $token] ne "ok" || ![string match 3?? [::http::ncode $token]]} { break } set meta [::http::meta $token] if {[dict exists $meta Location]} { set url [dict get $meta Location] } if {[dict exists $meta location]} { set url [dict get $meta location] } ::http::cleanup $token } return $token } proc parseTitleXPath {data} { set title "" if {[catch {set doc [dom parse -html -simple $data]} results]} { # fallback to regex parsing if tdom fails set title [parseTitleRegex $data] } else { # parse dom set root [$doc documentElement] set node [$root selectNodes {//head/title/text()}] if {$node != ""} { # return title if XPath was able to parse it set title [$node data] } else { # Fallback to regex if XPath failed set title [parseTitleRegex $data] } } } proc parseTitleRegex {data} { set title "" # fallback to regex parsing if tdom fails regexp -nocase {<head>.*<title.*>(.*?)</title>.*</head>} $data match title set title [regsub -all -nocase {\s+} $title " "] return $title } proc parse {url} { variable timeout variable tdomSupport set title "" if {[info exists url] && [string length $url]} { if {[catch {set http [Fetch $url -timeout $timeout]} results]} { putlog "Connection to $url failed" putlog "Error: $results" } else { if { [::http::status $http] == "ok" } { set data [::http::data $http] set status [::http::code $http] set meta [::http::meta $http] # only parse html files for titles if { ([dict exists $meta Content-Type] && [string first "text/html" [dict get $meta Content-Type]] >= 0) || ([dict exists $meta content-type] && [string first "text/html" [dict get $meta content-type]] >= 0) } { switch -regexp -- $status { "HTTP.*200.*" { if {$tdomSupport} { # use XPATH if tdom is supported set title [parseTitleXPath $data] } else { # fallback to regex parsing if tdom is not enabled set title [parseTitleRegex $data] } } "HTTP\/[0-1]\.[0-1].3.*" { if {[dict exists $meta Location]} { set title [UrlTitle::parse [dict get $meta Location]] } if {[dict exists $meta location]} { set title [UrlTitle::parse [dict get $meta location]] } } default { putlog "Error: $status ($url)" } } } } else { putlog "Connection to $url failed" } ::http::cleanup $http } } return $title } putlog "Initialized Url Title Grabber v$scriptVersion"}got the code here:16:15:55 <TCL-Tester> [16:15:38] Connection to https://github.com/teeli/urltitle failed
16:15:55 <TCL-Tester> [16:15:38] Error: error reading "sock5cd82c0": software caused connection abort
Statistics: Posted by simo — Wed Sep 11, 2019 10:20 am