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#!/usr/bin/env python
# Michael Sharpe, June 30, 2009
# msharpe at ucsd.edu
# Display brief documentation of PSTricks commands, including keywords.
# Eg, pstdoc \rput (or pstdoc rput) will display the syntax and a brief explanation.
# The firat line may need to be changed for Linux, and some other mechanism used for Windows.
import sys
import os
import sqlite3
if len(sys.argv)==1:
print "You must supply the name of a PST command"
exit(2)
tab=u'\x09'
CSI=''
bgon=''
bgoff=''
redon=''
redoff=''
pkgs=('pstricks','pst-plot','pst-node','pstricks-add','pst-nodeExtras','pst-3dplot','pst-tree','multido','pst-eps','pst-bspline','pst-grapha','pst-coil','pst-text')
larrow=unichr(0x00ab) #u'\u21d0 ' # "<-"
bdelim=("{","(","[","")
edelim=("}",")","]","")
if sys.platform[:3]<>'win':
CSI=u'\x1B['
bgon=CSI+"43m"
bgoff=CSI+"00m"
redon=CSI+"31m"
redoff=CSI+"30m"
larrow=redon+u'\u21d0'+redoff+" "
def main(argv):
conn = sqlite3.connect(os.path.dirname( os.path.realpath( __file__ ) )+'/pstCommands.db')
c=conn.cursor()
if argv[0:1]<>'\\':
argv='\\'+argv
t=(argv,)
c.execute('select cmdid, cmdname from Commands where cmdname=?',t)
x=c.fetchone()
cmdnum=0
while not (x is None):
if x[1]==argv:
cmdnum=int(x[0])
x=c.fetchone()
if cmdnum==0:
print "Command not found: ",argv
c.execute("select cmdname from Commands where cmdname LIKE '"+argv+"%' order by cmdname")
x=c.fetchone()
print "Similar commands:"
while not (x is None):
print x[0]
x=c.fetchone()
else:
t=(cmdnum,)
c.execute('select * from Commands where cmdID=?',t)
x=c.fetchone()
#print x---there should be only one
desc=x[6].split(tab)
isOpt=x[8]
ti=[]
ti.append(argv)
if x[2]==1:
ti.append(bgon+"*"+bgoff)
if x[9]==1:
ti.append(bgon+"[<kwds>]"+bgoff)
L=len(x[7]) # delimiters
delim=x[7]
for i in range(0,L):
k=int(delim[i])
s=bdelim[k]+desc[i].replace('<-',larrow)+edelim[k]
if isOpt[i]=='1':
s=bgon+s+bgoff
ti.append(s)
if x[10]==1:
ti.append("(<coords>)"+bgon+"..."+bgoff)
ti.append("% "+x[5]+' ['+pkgs[x[11]]+']')
print ""
print ''.join(ti)
if x[9]==1:
print "Keywords:"
ss="select parName,parPat,parDefault,parDescription from Parameters where (parLimTo="+str(cmdnum)+") or ((parLimTo=0) and (parCat=0 or parCat="+str(x[1])+")) group by parName,parPat,parDefault,parDescription order by parname"
c.execute(ss)
for x in c:
print redon+x[0]+redoff+" "+x[1]+redon+larrow+redoff+x[2]+" % "+x[3]
if __name__ == "__main__":
main(sys.argv[1])
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