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sql-injection: Remove YAML #744

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Jan 29, 2025
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sql-injection: Remove YAML #744

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53 changes: 1 addition & 52 deletions docs/labs/sql-injection.html
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
<link rel="stylesheet" href="checker.css">
<script src="js-yaml.min.js"></script>
<script src="checker.js"></script>
<script src="sql-injection.js"></script>
<link rel="license" href="https://creativecommons.org/licenses/by/4.0/">

<!-- See create_labs.md for how to create your own lab! -->
Expand Down Expand Up @@ -43,58 +44,6 @@
</script>


<script id="info" type="application/yaml">
---
hints:
- present: |-
search_lastname
text: You should replace "search_lastname" with a placeholder.
index: 0
examples:
- - "search_lastname"
- absent: |-
\?
text: Write an parameterized statement with the Special character "?" added.
index: 0
- present: |-
\+
index: 0
text: There is no need for string concatenation. Use a simple constant string
using the form "...".
examples:
-
- |
String QueryString =
"select * from authors where lastname = " + "?" + " ; ";
- ""
- absent: |-
\s* PreparedStatement\s+pstmt = connection \.
prepareStatement \( QueryString \) \; \s*
text: Your second line should have the form
`PreparedStatement pstmt = connection.prepareStatement(QueryString);`
- absent: search_lastname
present: lastname
index: 1
text: The term `lastname` is the name of the database field to be searched, However,
you want to search for a specific value in that field.
That value is held in the variable `search_lastname`, not in `lastname`.
- absent: |-
pstmt \. setString \( 1 , search_lastname \) \;
index: 1
text: Start the second section with a statement like
`pstmt.setString(1, search_lastname);`
- absent: executeQuery
present: execute
index: 1
text: Use `executeQuery` not `execute` so we can receive and use a
potential series of results (a `ResultSet`).
- absent: |-
\s* ResultSet\s+results = pstmt \. executeQuery \( \) \; \s*
index: 1
text: After using `setString` execute the query and place the results in `results`,
something like `ResultSet results = pstmt.executeQuery();`
# debug: true
</script>

</head>
<body>
Expand Down
58 changes: 58 additions & 0 deletions docs/labs/sql-injection.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,58 @@
info =
{
hints: [
{
present: "search_lastname",
text: "You should replace \"search_lastname\" with a placeholder.",
index: 0,
examples: [
[
"search_lastname"
]
]
},
{
absent: String.raw`\?`,
text: "Write an parameterized statement with the Special character \"?\" added.",
index: 0
},
{
present: String.raw`\+`,
index: 0,
text: "There is no need for string concatenation. Use a simple constant string using the form \"...\".",
examples: [
[
"String QueryString =\n \"select * from authors where lastname = \" + \"?\" + \" ; \";\n",
""
]
]
},
{
absent: String.raw`\s* PreparedStatement\s+pstmt = connection \.
prepareStatement \( QueryString \) \; \s*`,
text: "Your second line should have the form `PreparedStatement pstmt = connection.prepareStatement(QueryString);`"
},
{
absent: "search_lastname",
present: "lastname",
index: 1,
text: "The term `lastname` is the name of the database field to be searched, However, you want to search for a specific value in that field. That value is held in the variable `search_lastname`, not in `lastname`."
},
{
absent: String.raw`pstmt \. setString \( 1 , search_lastname \) \;`,
index: 1,
text: "Start the second section with a statement like `pstmt.setString(1, search_lastname);`"
},
{
absent: "executeQuery",
present: "execute",
index: 1,
text: "Use `executeQuery` not `execute` so we can receive and use a potential series of results (a `ResultSet`)."
},
{
absent: String.raw`\s* ResultSet\s+results = pstmt \. executeQuery \( \) \; \s*`,
index: 1,
text: "After using `setString` execute the query and place the results in `results`, something like `ResultSet results = pstmt.executeQuery();`"
}
]
}
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