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diff --git a/Core.tcl b/Core.tcl
--- a/Core.tcl
+++ b/Core.tcl
@@ -1,408 +1,417 @@
#
# TCL helpers
#
#Determines if $proc exists
proc proc_exists {proc} {
expr {[info procs $proc] == $proc}
}
#
# Trivial procs
#
#Determines if $v is a number
proc isnumber {v} {
return [expr {! [catch {expr {int($v)}}]}]
}
+# Returns +-<number>
+proc numberSign {number} {
+ if {$number > 0} {
+ return "+$number"
+ } {
+ return $number
+ }
+}
+
#Returns "s" if $count implies a plural
#TODO: keep this method for French (ie NOT adjusting values for English)
# and grab the plural proc from wiki.tcl.tk for English.
proc s {count} {
if {$count >= 2 || $count <= 2} {return "s"}
}
#
# Dictionaries
#
# Gets recursively a value in a dictionary
#
# @param $dict the dictionary (without any dots in keys)
# @param $key the value's key; if dict are nested, succesive keys are separated by dots (e.g. change.owner.name)
# @param $throwErrorIfKeyDoesNotExist when the key doesn't exist: if true, throws an error; otherwise, returns an empty string
# @return the dictionary value at the specified key, or an empty string if the key doesn't exist
proc dg {dict key {throwErrorIfKeyDoesNotExist 0}} {
set keys [split $key .]
if {[llength $keys] > 1} {
# Recursive call
# dg $dict a.b = dict get [dict get $dict a] b
dg [dg $dict [lindex $keys 0] $throwErrorIfKeyDoesNotExist] [join [lrange $keys 1 end] .] $throwErrorIfKeyDoesNotExist
} elseif {([llength $dict] % 2 == 0) && [dict exists $dict $key]} {
# This is a dict and we have a key
dict get $dict $key
} elseif {$throwErrorIfKeyDoesNotExist > 0} {
error "Key not found: $key"
}
}
#
# Strings
#
#Completes $text by spaces or $char so the returned text length is $len
proc completestring {text len {char " "}} {
set curlen [string length $text]
if {$curlen >= $len} {
return $text
}
if {[string length $char] < 2} {
append text [string repeat $char [expr $len - $curlen]]
} {
while {[string length $text] < $len} {
append text $char
}
string range $text 0 $len+1
}
}
proc completestringright {text len {char " "}} {
set curlen [string length $text]
if {$curlen >= $len} {
return $text
}
set completedtext [string range [completestring $text $len $char] $curlen end]
append completedtext $text
}
## Prepends 0s to a number
##
## @param $number The number to zerofill
## @param $digits The number length
## @return The zerofilled number
proc zerofill {number digits} {
format "%0${digits}d" $number
}
#
# SQL
#
#Reconnects to the sql & sql2 server
proc sqlrehash {} {
global sql
catch {
sql disconnect
sql2 disconnect
}
sql connect $sql(host) $sql(user) $sql(pass)
sql2 connect $sql(host) $sql(user) $sql(pass)
sql selectdb $sql(database)
sql2 selectdb $sql(database)
}
#Escape a string to use as sql query parameter
proc sqlescape {data} {
#\ -> \\
#' -> \'
string map {"\\" "\\\\" "'" "\\'"} $data
}
#Gets the first item of the first row of a sql query (scalar results)
proc sqlscalar {sql} {
lindex [lindex [sql $sql] 0] 0
}
#Adds specified data to specified SQL table
proc sqladd {table {data1 ""} {data2 ""}} {
if {$data1 == ""} {
set fields ""
#Prints field to fill
foreach row [sql "SHOW COLUMNS FROM $table"] {
lappend fields [lindex $row 0]
}
return $fields
}
if {$data2 == ""} {
set sql "INSERT INTO $table VALUES ("
set data $data1
} {
set sql "INSERT INTO $table (`[join $data1 "`, `"]`) VALUES ("
set data $data2
}
set first 1
foreach value $data {
if {$first == 1} {set first 0} {append sql ", "}
append sql "'[sqlescape $value]'"
}
append sql ")"
sql $sql
}
# Gets the value of the AUTOINCREMENT column for the last INSERT
#
# @return the last value of the primary key
proc sqllastinsertid {} {
sql "SELECT LAST_INSERT_ID()"
}
#
# Registry
#
#Gets, sets, deletes or increments a registry value
proc registry {command key {value ""}} {
switch -- $command {
"add" {
sqladd registry "data value" [list $key $value]
}
"get" {
sqlscalar "SELECT value FROM registry WHERE `data` = '$key'"
}
"set" {
sqlreplace registry "data value" [list $key $value]
}
"del" {
registry delete $key $value
}
"delete" {
set sql "DELETE FROM registry WHERE `data` = '$key'"
putdebug $sql
sql $sql
}
"incr" {
set current [registry get $key]
if {$value == ""} {set term 1}
if {$current == ""} {
registry set $key $term
} {
registry set $key [incr current $term]
}
}
default {
error "unknown subcommand: must be add, get, set, incr or delete"
}
}
}
#
# Users information
#
# Gets user_id from a username, idx or user_id
#
#
proc getuserid {who} {
if {$who == ""} {
return
} elseif {![isnumber $who]} {
#username -> user_id
sql "SELECT user_id FROM users WHERE username = '[sqlescape $who]'"
} elseif {$who < 1000} {
#idx -> user_id
getuserid [idx2hand $who]
} else {
#user_id -> user_id (or "" if not existing)
sql "SELECT user_id FROM users WHERE user_id = $who"
}
}
# Gets user info
#
# @param who The user
# @param what The information to get
proc getuserinfo {who what} {
sqlscalar "SELECT $what FROM users WHERE user_id = [getuserid $who]"
}
#
# Text parsing
#
proc geturls {text} {
#Finds the first url position
set pos -1
foreach needle "http:// https:// www. youtu.be" {
set pos1 [string first $needle $text]
if {$pos1 != -1 && ($pos == -1 || $pos1 < $pos)} {
set pos $pos1
}
}
#No URL found
if {$pos == -1} {return}
#URL found
set pos2 [string first " " $text $pos]
if {$pos2 == -1} {
#Last URL to be found
string range $text $pos end
} {
#Recursive call to get other URLs
concat [string range $text $pos $pos2-1] [geturls [string range $text $pos2+1 end]]
}
}
#Reads specified URL and returns content
proc geturltext {url {trim 1}} {
package require http
if {[string range [string tolower $url] 0 5] == "https:"} {
package require tls
http::register https 443 tls::socket
}
set fd [http::geturl $url]
set text [http::data $fd]
http::cleanup $fd
if $trim {
string trim $text
} {
return $text
}
}
proc numeric2ordinal {n} {
switch $n {
1 { return first }
2 { return second }
3 { return third }
5 { return fifth }
8 { return eight }
9 { return ninth }
#todo: ve -> f / y -> ie
12 { return twelfth }
default {
set ordinal "[numeric2en $n]th"
set m [expr $n % 10]
if {$m == 0} {
return [string map "yth ieth" $ordinal]
}
if {$n < 20} { return $ordinal }
if {$n > 100} { return "${n}th" }
return "[numeric2en [expr $n - $m]]-[numeric2ordinal $m]"
}
}
}
proc numeric2en {n {optional 0}} {
#---------------- English spelling for integer numbers
if {[catch {set n [expr $n]}]} {return $n}
if {$optional && $n==0} {return ""}
array set dic {
0 zero 1 one 2 two 3 three 4 four 5 five 6 six 7 seven
8 eight 9 nine 10 ten 11 eleven 12 twelve
}
if [info exists dic($n)] {return $dic($n)}
foreach {value word} {1000000 million 1000 thousand 100 hundred} {
if {$n>=$value} {
return "[numeric2en $n/$value] $word [numeric2en $n%$value 1]"
}
} ;#--------------- composing between 13 and 99...
if $n>=20 {
set res $dic([expr $n/10])ty
if $n%10 {append res -$dic([expr $n%10])}
} else {
set res $dic([expr $n-10])teen
} ;#----------- fix over-regular compositions
regsub "twoty" $res "twenty" res
regsub "threet" $res "thirt" res
regsub "fourty" $res "forty" res
regsub "fivet" $res "fift" res
regsub "eightt" $res "eight" res
set res
} ;#RS
# Truncates the first word
#
# @param string the string to truncate
# @return the truncated string
proc truncate_first_word {string} {
set pos [string first " " $string]
if {$pos == -1} return
string range $string $pos+1 end
}
#
# URLs
#
namespace eval url {
variable map
variable alphanumeric a-zA-Z0-9._~-
namespace export encode decode
namespace ensemble create
}
proc url::init {} {
variable map
variable alphanumeric a-zA-Z0-9._~-
for {set i 0} {$i <= 256} {incr i} {
set c [format %c $i]
if {![string match \[$alphanumeric\] $c]} {
set map($c) %[format %.2x $i]
}
}
# These are handled specially
array set map { " " + \n %0d%0a }
}
url::init
proc url::encode {str} {
variable map
variable alphanumeric
# The spec says: "non-alphanumeric characters are replaced by '%HH'"
# 1 leave alphanumerics characters alone
# 2 Convert every other character to an array lookup
# 3 Escape constructs that are "special" to the tcl parser
# 4 "subst" the result, doing all the array substitutions
regsub -all \[^$alphanumeric\] $str {$map(&)} str
# This quotes cases like $map([) or $map($) => $map(\[) ...
regsub -all {[][{})\\]\)} $str {\\&} str
return [subst -nocommand $str]
}
# Decodes an URL
#
# @param $str The URL to decode
# @return The decoded URL
proc url::decode {str} {
# rewrite "+" back to space
# protect \ from quoting another '\'
set str [string map [list + { } "\\" "\\\\"] $str]
# prepare to process all %-escapes
regsub -all -- {%([A-Fa-f0-9][A-Fa-f0-9])} $str {\\u00\1} str
# process \u unicode mapped chars
return [subst -novar -nocommand $str]
}
#
# GUID
#
# Gets the MD5 of a string, and returns it following the GUID format
#
# @param $str The string to compute the hash
# @return The MD5, formatted as a GUID
proc guidmd5 {str} {
set md5 [md5 $str]
set output ""
for {set i 0} {$i < 32} {incr i} {
if {$i == 8 || $i == 12 || $i == 16 || $i == 20} {
append output "-"
}
append output [string index $md5 $i]
}
return $output
}
\ No newline at end of file

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