Microsoft Small Basic

Program Listing: PLT187
' Google Blog Article List 0.3
' Copyright © 2014 Nonki Takahashi. The MIT License.
' Last update 2014-12-30
'
TextWindow.Title = "Google Blog Article List 0.3"
Not = "False=True;True=False;"
site = "http://nonkit.blogspot.jp/"
eob = "False" ' end of blog
first = "True"
nArticle = 0
stdout = Program.Directory + "/list.html"
' The following line could be harmful and has been automatically commented.
' File.WriteContents(stdout,"")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout,"")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout,"")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout,"")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout,"Nonkit Blog - Table of Contents")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout,"")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout,"")
While Not[eob]
TextWindow.WriteLine(site)
buf = Network.GetWebPageContents(site)
pNotFound = Text.GetLength(buf) + 1
p = 1
eod = "False"
While Not[eod]
param = "tag=h2;class=date-header;"
FindTag()
pH2 = pNotFound
If tag <> "" Then
pH2 = p
tagH2 = tag
EndIf
p = pSave
param = "tag=h3;class=post-title entry-title;"
FindTag()
pH3 = pNotFound
If tag <> "" Then
pH3 = p
tagH3 = tag
EndIf
p = pSave
If pH2 < pNotFound And pH3 < pNotFound Then
If pH2 < pH3 Then
pH3 = pNotFound
ElseIf pH3 < pH2 Then
pH2 = pNotFound
EndIf
EndIf
If pH2 < pNotFound Then
tag = tagH2
bufSave = buf
p = 1
buf = tag
param = "tag=span;"
FindTag()
GetAttrAndText()
If first Then
first = "False"
Else
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout, "")
EndIf
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout, "

" + txt + "

")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout, "

Total " + nArticle + " articles.

")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout, "")
' The following line could be harmful and has been automatically commented.
' File.AppendContents(stdout, "")
Sub FindTag
' find tag from html buffer
' param["tag"] - tag name
' param["class"] - class name
' param p - pointer for buffer
' param buf - html buffer
' return tag - found tag
pSave = p
tag = ""
findNext = "True"
While findNext
findNext = "False" ' tag may be not found
pTag = Text.GetIndexOf(Text.GetSubTextToEnd(buf, p), "<" + param["tag"])
If 0 < pTag Then
lTag = Text.GetLength(param["tag"]) + 1
pTag = p + pTag - 1
len = Text.GetIndexOf(Text.GetSubTextToEnd(buf, pTag), "/" + param["tag"] + ">")
If param["class"] = "" Then
len = len + lTag
tag = Text.GetSubText(buf, pTag, len)
findNext = "False" ' found the tag
ElseIf 0 < len Then
findNext = "True" ' tag may have different class
len = len + lTag
attr = "class=" + "'" + param["class"] + "'"
pAttr = pTag + lTag + 1
lAttr = Text.GetLength(attr)
If Text.GetSubText(buf, pAttr, lAttr) = attr Then
tag = Text.GetSubText(buf, pTag, len)
findNext = "False" ' found the tag
EndIf
p = pTag + len
EndIf
EndIf
EndWhile
If tag = "" Then
p = pSave
EndIf
EndSub
Sub GetAttrAndText
' get attributes and text from given tag
' param tag - given tag
' return attr[] - array of attributes in the tag
' return txt - text in the tag
pTag = Text.GetIndexOf(tag, " ") + 1
pEnd = Text.GetIndexOf(tag, ">")
attr = ""
While pTag <= pEnd
pEq = Text.GetIndexOf(Text.GetSubTextToEnd(tag, pTag), "=")
If 0 < pEq Then
pEq = pTag + pEq - 1
If Text.GetSubText(tag, pEq + 1, 1) = "'" Then
pQ = Text.GetIndexOf(Text.GetSubTextToEnd(tag, pEq + 2), "'")
If 0 < pQ Then
pQ = pEq + 2 + pQ - 1
attr[Text.GetSubText(tag, pTag, pEq - pTag)] = Text.GetSubText(tag, pEq + 2, pQ - pEq - 2)
pTag = pQ + 2
EndIf
EndIf
Else
pTag = pEnd + 1
EndIf
EndWhile
If pEnd + 1 < pTag Then
pTag = pEnd + 1
EndIf
len = Text.GetLength(tag)
txt = ""
While pTag <= len
pL = Text.GetIndexOf(Text.GetSubTextToEnd(tag, pTag), "<")
If pL = 0 Then
txt = Text.Append(txt, Text.GetSubTextToEnd(tag, pTag))
pTag = len + 1
Else
pL = pTag + pL - 1
txt = Text.Append(txt, Text.GetSubText(tag, pTag, pL - pTag))
pR = Text.GetIndexOf(Text.GetSubTextToEnd(tag, pTag), ">")
If 0 < pR Then
pTag = pTag + pR
Else
pTag = len + 1
EndIf
EndIf
EndWhile
EndSub